Home / 156,103.55-234,155.33-113,785.10

Finding the Fourth Proportional to 156,103.55, 234,155.33 and 113,785.10

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Solution

The fourth proportional to 156,103.55, 234,155.33 and 113,785.10 is: 170,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,103.55 : 234,155.33 = 113,785.10 : x
  2. Step 2: Convert to fraction form
    156,103.55/234,155.33 = 113,785.10/x
  3. Step 3: Cross multiply
    156,103.55x = 234,155.33 × 113,785.10
  4. Step 4: Simplify right side
    156,103.55x = 26,643,387,070.66
  5. Step 5: Solve for x
    x = 26,643,387,070.66/156,103.55
  6. Step 6: Final answer
    x = 170,677.65

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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.