Home / 68,520.72-94,562.98-38,306.16

Finding the Fourth Proportional to 68,520.72, 94,562.98 and 38,306.16

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Solution

The fourth proportional to 68,520.72, 94,562.98 and 38,306.16 is: 52,864.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,520.72 : 94,562.98 = 38,306.16 : x
  2. Step 2: Convert to fraction form
    68,520.72/94,562.98 = 38,306.16/x
  3. Step 3: Cross multiply
    68,520.72x = 94,562.98 × 38,306.16
  4. Step 4: Simplify right side
    68,520.72x = 3,622,344,641.96
  5. Step 5: Solve for x
    x = 3,622,344,641.96/68,520.72
  6. Step 6: Final answer
    x = 52,864.95

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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.