Home / 72,375,717.20-108,563,575.80-58,026,810.20

Finding the Fourth Proportional to 72,375,717.20, 108,563,575.80 and 58,026,810.20

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Solution

The fourth proportional to 72,375,717.20, 108,563,575.80 and 58,026,810.20 is: 87,040,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,375,717.20 : 108,563,575.80 = 58,026,810.20 : x
  2. Step 2: Convert to fraction form
    72,375,717.20/108,563,575.80 = 58,026,810.20/x
  3. Step 3: Cross multiply
    72,375,717.20x = 108,563,575.80 × 58,026,810.20
  4. Step 4: Simplify right side
    72,375,717.20x = 6,299,598,007,579,913
  5. Step 5: Solve for x
    x = 6,299,598,007,579,913/72,375,717.20
  6. Step 6: Final answer
    x = 87,040,215.30

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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.