Home / 72,576,132.30-108,873,529.65-36,203,114.70

Finding the Fourth Proportional to 72,576,132.30, 108,873,529.65 and 36,203,114.70

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Solution

The fourth proportional to 72,576,132.30, 108,873,529.65 and 36,203,114.70 is: 54,309,326.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,576,132.30 : 108,873,529.65 = 36,203,114.70 : x
  2. Step 2: Convert to fraction form
    72,576,132.30/108,873,529.65 = 36,203,114.70/x
  3. Step 3: Cross multiply
    72,576,132.30x = 108,873,529.65 × 36,203,114.70
  4. Step 4: Simplify right side
    72,576,132.30x = 3,941,560,881,712,801.50
  5. Step 5: Solve for x
    x = 3,941,560,881,712,801.50/72,576,132.30
  6. Step 6: Final answer
    x = 54,309,326.73

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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.