Home / 83,577.17-115,338.30-45,851.42

Finding the Fourth Proportional to 83,577.17, 115,338.30 and 45,851.42

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Solution

The fourth proportional to 83,577.17, 115,338.30 and 45,851.42 is: 63,275.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,577.17 : 115,338.30 = 45,851.42 : x
  2. Step 2: Convert to fraction form
    83,577.17/115,338.30 = 45,851.42/x
  3. Step 3: Cross multiply
    83,577.17x = 115,338.30 × 45,851.42
  4. Step 4: Simplify right side
    83,577.17x = 5,288,424,835.39
  5. Step 5: Solve for x
    x = 5,288,424,835.39/83,577.17
  6. Step 6: Final answer
    x = 63,275.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.