Home / 42,406.88-63,610.32-16,105.44

Finding the Fourth Proportional to 42,406.88, 63,610.32 and 16,105.44

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Solution

The fourth proportional to 42,406.88, 63,610.32 and 16,105.44 is: 24,158.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,406.88 : 63,610.32 = 16,105.44 : x
  2. Step 2: Convert to fraction form
    42,406.88/63,610.32 = 16,105.44/x
  3. Step 3: Cross multiply
    42,406.88x = 63,610.32 × 16,105.44
  4. Step 4: Simplify right side
    42,406.88x = 1,024,472,192.14
  5. Step 5: Solve for x
    x = 1,024,472,192.14/42,406.88
  6. Step 6: Final answer
    x = 24,158.16

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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.