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Finding the Fourth Proportional to 153,155.96, 229,758.56 and 53,344.92

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Solution

The fourth proportional to 153,155.96, 229,758.56 and 53,344.92 is: 80,025.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,155.96 : 229,758.56 = 53,344.92 : x
  2. Step 2: Convert to fraction form
    153,155.96/229,758.56 = 53,344.92/x
  3. Step 3: Cross multiply
    153,155.96x = 229,758.56 × 53,344.92
  4. Step 4: Simplify right side
    153,155.96x = 12,256,452,002.52
  5. Step 5: Solve for x
    x = 12,256,452,002.52/153,155.96
  6. Step 6: Final answer
    x = 80,025.96

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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.