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Finding the Fourth Proportional to 82,944,129.60, 124,416,194.40 and 50,695,502.40

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Solution

The fourth proportional to 82,944,129.60, 124,416,194.40 and 50,695,502.40 is: 76,043,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,129.60 : 124,416,194.40 = 50,695,502.40 : x
  2. Step 2: Convert to fraction form
    82,944,129.60/124,416,194.40 = 50,695,502.40/x
  3. Step 3: Cross multiply
    82,944,129.60x = 124,416,194.40 × 50,695,502.40
  4. Step 4: Simplify right side
    82,944,129.60x = 6,307,341,481,804,067
  5. Step 5: Solve for x
    x = 6,307,341,481,804,067/82,944,129.60
  6. Step 6: Final answer
    x = 76,043,253.60

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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.