Home / 42,371.13-63,531.77-16,077.72

Finding the Fourth Proportional to 42,371.13, 63,531.77 and 16,077.72

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Solution

The fourth proportional to 42,371.13, 63,531.77 and 16,077.72 is: 24,107.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,371.13 : 63,531.77 = 16,077.72 : x
  2. Step 2: Convert to fraction form
    42,371.13/63,531.77 = 16,077.72/x
  3. Step 3: Cross multiply
    42,371.13x = 63,531.77 × 16,077.72
  4. Step 4: Simplify right side
    42,371.13x = 1,021,446,009.16
  5. Step 5: Solve for x
    x = 1,021,446,009.16/42,371.13
  6. Step 6: Final answer
    x = 24,107.12

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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.