Home / 67,015.32-92,488.52-38,337.62

Finding the Fourth Proportional to 67,015.32, 92,488.52 and 38,337.62

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Solution

The fourth proportional to 67,015.32, 92,488.52 and 38,337.62 is: 52,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,015.32 : 92,488.52 = 38,337.62 : x
  2. Step 2: Convert to fraction form
    67,015.32/92,488.52 = 38,337.62/x
  3. Step 3: Cross multiply
    67,015.32x = 92,488.52 × 38,337.62
  4. Step 4: Simplify right side
    67,015.32x = 3,545,789,734.12
  5. Step 5: Solve for x
    x = 3,545,789,734.12/67,015.32
  6. Step 6: Final answer
    x = 52,910.14

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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.