Home / 67,020.13-100,553.26-42,030.92

Finding the Fourth Proportional to 67,020.13, 100,553.26 and 42,030.92

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Solution

The fourth proportional to 67,020.13, 100,553.26 and 42,030.92 is: 63,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,020.13 : 100,553.26 = 42,030.92 : x
  2. Step 2: Convert to fraction form
    67,020.13/100,553.26 = 42,030.92/x
  3. Step 3: Cross multiply
    67,020.13x = 100,553.26 × 42,030.92
  4. Step 4: Simplify right side
    67,020.13x = 4,226,345,850.90
  5. Step 5: Solve for x
    x = 4,226,345,850.90/67,020.13
  6. Step 6: Final answer
    x = 63,060.84

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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.