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Finding the Fourth Proportional to 70,059.53, 96,684.49 and 38,230.18

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Solution

The fourth proportional to 70,059.53, 96,684.49 and 38,230.18 is: 52,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,059.53 : 96,684.49 = 38,230.18 : x
  2. Step 2: Convert to fraction form
    70,059.53/96,684.49 = 38,230.18/x
  3. Step 3: Cross multiply
    70,059.53x = 96,684.49 × 38,230.18
  4. Step 4: Simplify right side
    70,059.53x = 3,696,265,335.05
  5. Step 5: Solve for x
    x = 3,696,265,335.05/70,059.53
  6. Step 6: Final answer
    x = 52,758.92

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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.