Home / 68,985.61-95,200.99-38,769.17

Finding the Fourth Proportional to 68,985.61, 95,200.99 and 38,769.17

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Solution

The fourth proportional to 68,985.61, 95,200.99 and 38,769.17 is: 53,501.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,985.61 : 95,200.99 = 38,769.17 : x
  2. Step 2: Convert to fraction form
    68,985.61/95,200.99 = 38,769.17/x
  3. Step 3: Cross multiply
    68,985.61x = 95,200.99 × 38,769.17
  4. Step 4: Simplify right side
    68,985.61x = 3,690,862,792.55
  5. Step 5: Solve for x
    x = 3,690,862,792.55/68,985.61
  6. Step 6: Final answer
    x = 53,501.92

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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.