Home / 42,378.33-63,531.05-16,101.93

Finding the Fourth Proportional to 42,378.33, 63,531.05 and 16,101.93

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Solution

The fourth proportional to 42,378.33, 63,531.05 and 16,101.93 is: 24,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,378.33 : 63,531.05 = 16,101.93 : x
  2. Step 2: Convert to fraction form
    42,378.33/63,531.05 = 16,101.93/x
  3. Step 3: Cross multiply
    42,378.33x = 63,531.05 × 16,101.93
  4. Step 4: Simplify right side
    42,378.33x = 1,022,972,439.42
  5. Step 5: Solve for x
    x = 1,022,972,439.42/42,378.33
  6. Step 6: Final answer
    x = 24,139.05

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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.