Home / 156,262.68-234,400.50-45,454.68

Finding the Fourth Proportional to 156,262.68, 234,400.50 and 45,454.68

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Solution

The fourth proportional to 156,262.68, 234,400.50 and 45,454.68 is: 68,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,262.68 : 234,400.50 = 45,454.68 : x
  2. Step 2: Convert to fraction form
    156,262.68/234,400.50 = 45,454.68/x
  3. Step 3: Cross multiply
    156,262.68x = 234,400.50 × 45,454.68
  4. Step 4: Simplify right side
    156,262.68x = 10,654,599,719.34
  5. Step 5: Solve for x
    x = 10,654,599,719.34/156,262.68
  6. Step 6: Final answer
    x = 68,183.90

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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.