Home / 96,540.60-144,821.70-29,980.20

Finding the Fourth Proportional to 96,540.60, 144,821.70 and 29,980.20

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Solution

The fourth proportional to 96,540.60, 144,821.70 and 29,980.20 is: 44,973.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,540.60 : 144,821.70 = 29,980.20 : x
  2. Step 2: Convert to fraction form
    96,540.60/144,821.70 = 29,980.20/x
  3. Step 3: Cross multiply
    96,540.60x = 144,821.70 × 29,980.20
  4. Step 4: Simplify right side
    96,540.60x = 4,341,783,530.34
  5. Step 5: Solve for x
    x = 4,341,783,530.34/96,540.60
  6. Step 6: Final answer
    x = 44,973.65

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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.