Home / 98,834.31-136,391.33-53,512.29

Finding the Fourth Proportional to 98,834.31, 136,391.33 and 53,512.29

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Solution

The fourth proportional to 98,834.31, 136,391.33 and 53,512.29 is: 73,846.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,834.31 : 136,391.33 = 53,512.29 : x
  2. Step 2: Convert to fraction form
    98,834.31/136,391.33 = 53,512.29/x
  3. Step 3: Cross multiply
    98,834.31x = 136,391.33 × 53,512.29
  4. Step 4: Simplify right side
    98,834.31x = 7,298,612,538.23
  5. Step 5: Solve for x
    x = 7,298,612,538.23/98,834.31
  6. Step 6: Final answer
    x = 73,846.95

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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.