Home / 98,947.53-136,549.25-53,626.97

Finding the Fourth Proportional to 98,947.53, 136,549.25 and 53,626.97

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Solution

The fourth proportional to 98,947.53, 136,549.25 and 53,626.97 is: 74,006.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,947.53 : 136,549.25 = 53,626.97 : x
  2. Step 2: Convert to fraction form
    98,947.53/136,549.25 = 53,626.97/x
  3. Step 3: Cross multiply
    98,947.53x = 136,549.25 × 53,626.97
  4. Step 4: Simplify right side
    98,947.53x = 7,322,721,582.39
  5. Step 5: Solve for x
    x = 7,322,721,582.39/98,947.53
  6. Step 6: Final answer
    x = 74,006.11

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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.