Home / 42,472.20-63,715.95-17,498.60

Finding the Fourth Proportional to 42,472.20, 63,715.95 and 17,498.60

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Solution

The fourth proportional to 42,472.20, 63,715.95 and 17,498.60 is: 26,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,472.20 : 63,715.95 = 17,498.60 : x
  2. Step 2: Convert to fraction form
    42,472.20/63,715.95 = 17,498.60/x
  3. Step 3: Cross multiply
    42,472.20x = 63,715.95 × 17,498.60
  4. Step 4: Simplify right side
    42,472.20x = 1,114,939,922.67
  5. Step 5: Solve for x
    x = 1,114,939,922.67/42,472.20
  6. Step 6: Final answer
    x = 26,251.05

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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.