Home / 89,952.74-124,132.29-49,665.74

Finding the Fourth Proportional to 89,952.74, 124,132.29 and 49,665.74

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Solution

The fourth proportional to 89,952.74, 124,132.29 and 49,665.74 is: 68,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,952.74 : 124,132.29 = 49,665.74 : x
  2. Step 2: Convert to fraction form
    89,952.74/124,132.29 = 49,665.74/x
  3. Step 3: Cross multiply
    89,952.74x = 124,132.29 × 49,665.74
  4. Step 4: Simplify right side
    89,952.74x = 6,165,122,040.74
  5. Step 5: Solve for x
    x = 6,165,122,040.74/89,952.74
  6. Step 6: Final answer
    x = 68,537.35

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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.