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Finding the Fourth Proportional to 162,482.43, 224,221.56 and 89,883.43

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Solution

The fourth proportional to 162,482.43, 224,221.56 and 89,883.43 is: 124,036.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,482.43 : 224,221.56 = 89,883.43 : x
  2. Step 2: Convert to fraction form
    162,482.43/224,221.56 = 89,883.43/x
  3. Step 3: Cross multiply
    162,482.43x = 224,221.56 × 89,883.43
  4. Step 4: Simplify right side
    162,482.43x = 20,153,802,892.75
  5. Step 5: Solve for x
    x = 20,153,802,892.75/162,482.43
  6. Step 6: Final answer
    x = 124,036.81

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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.