Home / 124,217.73-186,329.67-45,331.95

Finding the Fourth Proportional to 124,217.73, 186,329.67 and 45,331.95

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Solution

The fourth proportional to 124,217.73, 186,329.67 and 45,331.95 is: 67,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,217.73 : 186,329.67 = 45,331.95 : x
  2. Step 2: Convert to fraction form
    124,217.73/186,329.67 = 45,331.95/x
  3. Step 3: Cross multiply
    124,217.73x = 186,329.67 × 45,331.95
  4. Step 4: Simplify right side
    124,217.73x = 8,446,687,283.96
  5. Step 5: Solve for x
    x = 8,446,687,283.96/124,217.73
  6. Step 6: Final answer
    x = 67,999.05

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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.