Home / 67,869.52-93,655.70-40,996.15

Finding the Fourth Proportional to 67,869.52, 93,655.70 and 40,996.15

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Solution

The fourth proportional to 67,869.52, 93,655.70 and 40,996.15 is: 56,572.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,869.52 : 93,655.70 = 40,996.15 : x
  2. Step 2: Convert to fraction form
    67,869.52/93,655.70 = 40,996.15/x
  3. Step 3: Cross multiply
    67,869.52x = 93,655.70 × 40,996.15
  4. Step 4: Simplify right side
    67,869.52x = 3,839,523,125.56
  5. Step 5: Solve for x
    x = 3,839,523,125.56/67,869.52
  6. Step 6: Final answer
    x = 56,572.13

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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.