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Finding the Fourth Proportional to 230,757.52, 318,432.36 and 130,149.52

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Solution

The fourth proportional to 230,757.52, 318,432.36 and 130,149.52 is: 179,599.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,757.52 : 318,432.36 = 130,149.52 : x
  2. Step 2: Convert to fraction form
    230,757.52/318,432.36 = 130,149.52/x
  3. Step 3: Cross multiply
    230,757.52x = 318,432.36 × 130,149.52
  4. Step 4: Simplify right side
    230,757.52x = 41,443,818,806.47
  5. Step 5: Solve for x
    x = 41,443,818,806.47/230,757.52
  6. Step 6: Final answer
    x = 179,599.00

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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.