Home / 126,024.80-189,053.40-62,877.20

Finding the Fourth Proportional to 126,024.80, 189,053.40 and 62,877.20

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Solution

The fourth proportional to 126,024.80, 189,053.40 and 62,877.20 is: 94,323.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,024.80 : 189,053.40 = 62,877.20 : x
  2. Step 2: Convert to fraction form
    126,024.80/189,053.40 = 62,877.20/x
  3. Step 3: Cross multiply
    126,024.80x = 189,053.40 × 62,877.20
  4. Step 4: Simplify right side
    126,024.80x = 11,887,148,442.48
  5. Step 5: Solve for x
    x = 11,887,148,442.48/126,024.80
  6. Step 6: Final answer
    x = 94,323.88

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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.