Home / 42,174.04-63,542.15-38,176.24

Finding the Fourth Proportional to 42,174.04, 63,542.15 and 38,176.24

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Solution

The fourth proportional to 42,174.04, 63,542.15 and 38,176.24 is: 57,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,174.04 : 63,542.15 = 38,176.24 : x
  2. Step 2: Convert to fraction form
    42,174.04/63,542.15 = 38,176.24/x
  3. Step 3: Cross multiply
    42,174.04x = 63,542.15 × 38,176.24
  4. Step 4: Simplify right side
    42,174.04x = 2,425,800,368.52
  5. Step 5: Solve for x
    x = 2,425,800,368.52/42,174.04
  6. Step 6: Final answer
    x = 57,518.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.