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Finding the Fourth Proportional to 158,725.80, 237,699.90 and 75,522.60

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Solution

The fourth proportional to 158,725.80, 237,699.90 and 75,522.60 is: 113,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,725.80 : 237,699.90 = 75,522.60 : x
  2. Step 2: Convert to fraction form
    158,725.80/237,699.90 = 75,522.60/x
  3. Step 3: Cross multiply
    158,725.80x = 237,699.90 × 75,522.60
  4. Step 4: Simplify right side
    158,725.80x = 17,951,714,467.74
  5. Step 5: Solve for x
    x = 17,951,714,467.74/158,725.80
  6. Step 6: Final answer
    x = 113,098.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.