Home / 42,016.92-63,006.90-12,437.04

Finding the Fourth Proportional to 42,016.92, 63,006.90 and 12,437.04

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Solution

The fourth proportional to 42,016.92, 63,006.90 and 12,437.04 is: 18,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,016.92 : 63,006.90 = 12,437.04 : x
  2. Step 2: Convert to fraction form
    42,016.92/63,006.90 = 12,437.04/x
  3. Step 3: Cross multiply
    42,016.92x = 63,006.90 × 12,437.04
  4. Step 4: Simplify right side
    42,016.92x = 783,619,335.58
  5. Step 5: Solve for x
    x = 783,619,335.58/42,016.92
  6. Step 6: Final answer
    x = 18,650.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.