Home / 67,149.17-92,666.61-36,934.98

Finding the Fourth Proportional to 67,149.17, 92,666.61 and 36,934.98

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Solution

The fourth proportional to 67,149.17, 92,666.61 and 36,934.98 is: 50,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,149.17 : 92,666.61 = 36,934.98 : x
  2. Step 2: Convert to fraction form
    67,149.17/92,666.61 = 36,934.98/x
  3. Step 3: Cross multiply
    67,149.17x = 92,666.61 × 36,934.98
  4. Step 4: Simplify right side
    67,149.17x = 3,422,639,387.02
  5. Step 5: Solve for x
    x = 3,422,639,387.02/67,149.17
  6. Step 6: Final answer
    x = 50,970.69

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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.