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Finding the Fourth Proportional to 224,029.61, 309,160.69 and 123,427.61

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Solution

The fourth proportional to 224,029.61, 309,160.69 and 123,427.61 is: 170,330.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,029.61 : 309,160.69 = 123,427.61 : x
  2. Step 2: Convert to fraction form
    224,029.61/309,160.69 = 123,427.61/x
  3. Step 3: Cross multiply
    224,029.61x = 309,160.69 × 123,427.61
  4. Step 4: Simplify right side
    224,029.61x = 38,158,963,218.28
  5. Step 5: Solve for x
    x = 38,158,963,218.28/224,029.61
  6. Step 6: Final answer
    x = 170,330.00

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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.