Home / 169,590.38-234,038.39-96,999.90

Finding the Fourth Proportional to 169,590.38, 234,038.39 and 96,999.90

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Solution

The fourth proportional to 169,590.38, 234,038.39 and 96,999.90 is: 133,861.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,590.38 : 234,038.39 = 96,999.90 : x
  2. Step 2: Convert to fraction form
    169,590.38/234,038.39 = 96,999.90/x
  3. Step 3: Cross multiply
    169,590.38x = 234,038.39 × 96,999.90
  4. Step 4: Simplify right side
    169,590.38x = 22,701,701,311.03
  5. Step 5: Solve for x
    x = 22,701,701,311.03/169,590.38
  6. Step 6: Final answer
    x = 133,861.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.