Home / 124,328.90-186,493.19-57,732.62

Finding the Fourth Proportional to 124,328.90, 186,493.19 and 57,732.62

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Solution

The fourth proportional to 124,328.90, 186,493.19 and 57,732.62 is: 86,598.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,328.90 : 186,493.19 = 57,732.62 : x
  2. Step 2: Convert to fraction form
    124,328.90/186,493.19 = 57,732.62/x
  3. Step 3: Cross multiply
    124,328.90x = 186,493.19 × 57,732.62
  4. Step 4: Simplify right side
    124,328.90x = 10,766,739,249.73
  5. Step 5: Solve for x
    x = 10,766,739,249.73/124,328.90
  6. Step 6: Final answer
    x = 86,598.84

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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.