Home / 124,377.18-186,563.85-30,883.74

Finding the Fourth Proportional to 124,377.18, 186,563.85 and 30,883.74

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Solution

The fourth proportional to 124,377.18, 186,563.85 and 30,883.74 is: 46,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,377.18 : 186,563.85 = 30,883.74 : x
  2. Step 2: Convert to fraction form
    124,377.18/186,563.85 = 30,883.74/x
  3. Step 3: Cross multiply
    124,377.18x = 186,563.85 × 30,883.74
  4. Step 4: Simplify right side
    124,377.18x = 5,761,789,436.80
  5. Step 5: Solve for x
    x = 5,761,789,436.80/124,377.18
  6. Step 6: Final answer
    x = 46,325.13

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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.