Home / 224,132.97-309,294.48-122,156.25

Finding the Fourth Proportional to 224,132.97, 309,294.48 and 122,156.25

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Solution

The fourth proportional to 224,132.97, 309,294.48 and 122,156.25 is: 168,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,132.97 : 309,294.48 = 122,156.25 : x
  2. Step 2: Convert to fraction form
    224,132.97/309,294.48 = 122,156.25/x
  3. Step 3: Cross multiply
    224,132.97x = 309,294.48 × 122,156.25
  4. Step 4: Simplify right side
    224,132.97x = 37,782,253,822.50
  5. Step 5: Solve for x
    x = 37,782,253,822.50/224,132.97
  6. Step 6: Final answer
    x = 168,570.71

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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.