Home / 67,552.11-93,159.92-40,647.90

Finding the Fourth Proportional to 67,552.11, 93,159.92 and 40,647.90

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Solution

The fourth proportional to 67,552.11, 93,159.92 and 40,647.90 is: 56,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,552.11 : 93,159.92 = 40,647.90 : x
  2. Step 2: Convert to fraction form
    67,552.11/93,159.92 = 40,647.90/x
  3. Step 3: Cross multiply
    67,552.11x = 93,159.92 × 40,647.90
  4. Step 4: Simplify right side
    67,552.11x = 3,786,755,563.14
  5. Step 5: Solve for x
    x = 3,786,755,563.14/67,552.11
  6. Step 6: Final answer
    x = 56,056.81

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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.