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Finding the Fourth Proportional to 252,250.08, 348,100.40 and 137,529.71

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Solution

The fourth proportional to 252,250.08, 348,100.40 and 137,529.71 is: 189,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,250.08 : 348,100.40 = 137,529.71 : x
  2. Step 2: Convert to fraction form
    252,250.08/348,100.40 = 137,529.71/x
  3. Step 3: Cross multiply
    252,250.08x = 348,100.40 × 137,529.71
  4. Step 4: Simplify right side
    252,250.08x = 47,874,147,062.88
  5. Step 5: Solve for x
    x = 47,874,147,062.88/252,250.08
  6. Step 6: Final answer
    x = 189,788.44

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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.