Home / 42,038.13-63,057.03-13,960.29

Finding the Fourth Proportional to 42,038.13, 63,057.03 and 13,960.29

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Solution

The fourth proportional to 42,038.13, 63,057.03 and 13,960.29 is: 20,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,038.13 : 63,057.03 = 13,960.29 : x
  2. Step 2: Convert to fraction form
    42,038.13/63,057.03 = 13,960.29/x
  3. Step 3: Cross multiply
    42,038.13x = 63,057.03 × 13,960.29
  4. Step 4: Simplify right side
    42,038.13x = 880,294,425.34
  5. Step 5: Solve for x
    x = 880,294,425.34/42,038.13
  6. Step 6: Final answer
    x = 20,940.38

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Similar ratio
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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.