Home / 137,124.02-205,660.80-62,226.15

Finding the Fourth Proportional to 137,124.02, 205,660.80 and 62,226.15

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Solution

The fourth proportional to 137,124.02, 205,660.80 and 62,226.15 is: 93,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,124.02 : 205,660.80 = 62,226.15 : x
  2. Step 2: Convert to fraction form
    137,124.02/205,660.80 = 62,226.15/x
  3. Step 3: Cross multiply
    137,124.02x = 205,660.80 × 62,226.15
  4. Step 4: Simplify right side
    137,124.02x = 12,797,479,789.92
  5. Step 5: Solve for x
    x = 12,797,479,789.92/137,124.02
  6. Step 6: Final answer
    x = 93,327.78

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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.