Home / 88,943.16-122,743.38-48,659.57

Finding the Fourth Proportional to 88,943.16, 122,743.38 and 48,659.57

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Solution

The fourth proportional to 88,943.16, 122,743.38 and 48,659.57 is: 67,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,943.16 : 122,743.38 = 48,659.57 : x
  2. Step 2: Convert to fraction form
    88,943.16/122,743.38 = 48,659.57/x
  3. Step 3: Cross multiply
    88,943.16x = 122,743.38 × 48,659.57
  4. Step 4: Simplify right side
    88,943.16x = 5,972,639,477.43
  5. Step 5: Solve for x
    x = 5,972,639,477.43/88,943.16
  6. Step 6: Final answer
    x = 67,151.19

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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.