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Finding the Fourth Proportional to 162,454.88, 243,682.32 and 107,037.92

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Solution

The fourth proportional to 162,454.88, 243,682.32 and 107,037.92 is: 160,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,454.88 : 243,682.32 = 107,037.92 : x
  2. Step 2: Convert to fraction form
    162,454.88/243,682.32 = 107,037.92/x
  3. Step 3: Cross multiply
    162,454.88x = 243,682.32 × 107,037.92
  4. Step 4: Simplify right side
    162,454.88x = 26,083,248,673.57
  5. Step 5: Solve for x
    x = 26,083,248,673.57/162,454.88
  6. Step 6: Final answer
    x = 160,556.88

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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.