Home / 83,527.02-115,266.90-45,286.43

Finding the Fourth Proportional to 83,527.02, 115,266.90 and 45,286.43

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Solution

The fourth proportional to 83,527.02, 115,266.90 and 45,286.43 is: 62,495.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,527.02 : 115,266.90 = 45,286.43 : x
  2. Step 2: Convert to fraction form
    83,527.02/115,266.90 = 45,286.43/x
  3. Step 3: Cross multiply
    83,527.02x = 115,266.90 × 45,286.43
  4. Step 4: Simplify right side
    83,527.02x = 5,220,026,171.73
  5. Step 5: Solve for x
    x = 5,220,026,171.73/83,527.02
  6. Step 6: Final answer
    x = 62,495.06

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Why These Related Problems?

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