Home / 90,025.02-124,286.40-59,851.71

Finding the Fourth Proportional to 90,025.02, 124,286.40 and 59,851.71

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Solution

The fourth proportional to 90,025.02, 124,286.40 and 59,851.71 is: 82,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,025.02 : 124,286.40 = 59,851.71 : x
  2. Step 2: Convert to fraction form
    90,025.02/124,286.40 = 59,851.71/x
  3. Step 3: Cross multiply
    90,025.02x = 124,286.40 × 59,851.71
  4. Step 4: Simplify right side
    90,025.02x = 7,438,753,569.74
  5. Step 5: Solve for x
    x = 7,438,753,569.74/90,025.02
  6. Step 6: Final answer
    x = 82,629.85

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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.