Home / 42,192.60-58,227.30-25,204.20

Finding the Fourth Proportional to 42,192.60, 58,227.30 and 25,204.20

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Solution

The fourth proportional to 42,192.60, 58,227.30 and 25,204.20 is: 34,782.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,192.60 : 58,227.30 = 25,204.20 : x
  2. Step 2: Convert to fraction form
    42,192.60/58,227.30 = 25,204.20/x
  3. Step 3: Cross multiply
    42,192.60x = 58,227.30 × 25,204.20
  4. Step 4: Simplify right side
    42,192.60x = 1,467,572,514.66
  5. Step 5: Solve for x
    x = 1,467,572,514.66/42,192.60
  6. Step 6: Final answer
    x = 34,782.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.