Home / 149,974.38-224,955.63-83,372.40

Finding the Fourth Proportional to 149,974.38, 224,955.63 and 83,372.40

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Solution

The fourth proportional to 149,974.38, 224,955.63 and 83,372.40 is: 125,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,974.38 : 224,955.63 = 83,372.40 : x
  2. Step 2: Convert to fraction form
    149,974.38/224,955.63 = 83,372.40/x
  3. Step 3: Cross multiply
    149,974.38x = 224,955.63 × 83,372.40
  4. Step 4: Simplify right side
    149,974.38x = 18,755,090,766.61
  5. Step 5: Solve for x
    x = 18,755,090,766.61/149,974.38
  6. Step 6: Final answer
    x = 125,055.30

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1.5x scale

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.