Home / 67,306.16-92,884.60-38,631.04

Finding the Fourth Proportional to 67,306.16, 92,884.60 and 38,631.04

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Solution

The fourth proportional to 67,306.16, 92,884.60 and 38,631.04 is: 53,312.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,306.16 : 92,884.60 = 38,631.04 : x
  2. Step 2: Convert to fraction form
    67,306.16/92,884.60 = 38,631.04/x
  3. Step 3: Cross multiply
    67,306.16x = 92,884.60 × 38,631.04
  4. Step 4: Simplify right side
    67,306.16x = 3,588,228,697.98
  5. Step 5: Solve for x
    x = 3,588,228,697.98/67,306.16
  6. Step 6: Final answer
    x = 53,312.04

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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.