Home / 42,042.16-63,073.14-12,460.24

Finding the Fourth Proportional to 42,042.16, 63,073.14 and 12,460.24

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Solution

The fourth proportional to 42,042.16, 63,073.14 and 12,460.24 is: 18,693.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,042.16 : 63,073.14 = 12,460.24 : x
  2. Step 2: Convert to fraction form
    42,042.16/63,073.14 = 12,460.24/x
  3. Step 3: Cross multiply
    42,042.16x = 63,073.14 × 12,460.24
  4. Step 4: Simplify right side
    42,042.16x = 785,906,461.95
  5. Step 5: Solve for x
    x = 785,906,461.95/42,042.16
  6. Step 6: Final answer
    x = 18,693.29

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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.