Home / 137,246.25-205,885.98-48,481.59

Finding the Fourth Proportional to 137,246.25, 205,885.98 and 48,481.59

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Solution

The fourth proportional to 137,246.25, 205,885.98 and 48,481.59 is: 72,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,246.25 : 205,885.98 = 48,481.59 : x
  2. Step 2: Convert to fraction form
    137,246.25/205,885.98 = 48,481.59/x
  3. Step 3: Cross multiply
    137,246.25x = 205,885.98 × 48,481.59
  4. Step 4: Simplify right side
    137,246.25x = 9,981,679,669.11
  5. Step 5: Solve for x
    x = 9,981,679,669.11/137,246.25
  6. Step 6: Final answer
    x = 72,728.25

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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.