Home / 108,830.80-163,246.20-29,944.90

Finding the Fourth Proportional to 108,830.80, 163,246.20 and 29,944.90

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Solution

The fourth proportional to 108,830.80, 163,246.20 and 29,944.90 is: 44,917.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,830.80 : 163,246.20 = 29,944.90 : x
  2. Step 2: Convert to fraction form
    108,830.80/163,246.20 = 29,944.90/x
  3. Step 3: Cross multiply
    108,830.80x = 163,246.20 × 29,944.90
  4. Step 4: Simplify right side
    108,830.80x = 4,888,391,134.38
  5. Step 5: Solve for x
    x = 4,888,391,134.38/108,830.80
  6. Step 6: Final answer
    x = 44,917.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.