Home / 224,319.18-309,551.85-123,717.18

Finding the Fourth Proportional to 224,319.18, 309,551.85 and 123,717.18

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Solution

The fourth proportional to 224,319.18, 309,551.85 and 123,717.18 is: 170,724.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,319.18 : 309,551.85 = 123,717.18 : x
  2. Step 2: Convert to fraction form
    224,319.18/309,551.85 = 123,717.18/x
  3. Step 3: Cross multiply
    224,319.18x = 309,551.85 × 123,717.18
  4. Step 4: Simplify right side
    224,319.18x = 38,296,881,945.78
  5. Step 5: Solve for x
    x = 38,296,881,945.78/224,319.18
  6. Step 6: Final answer
    x = 170,724.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.