Home / 98,854.06-136,419.24-53,532.04

Finding the Fourth Proportional to 98,854.06, 136,419.24 and 53,532.04

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Solution

The fourth proportional to 98,854.06, 136,419.24 and 53,532.04 is: 73,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,854.06 : 136,419.24 = 53,532.04 : x
  2. Step 2: Convert to fraction form
    98,854.06/136,419.24 = 53,532.04/x
  3. Step 3: Cross multiply
    98,854.06x = 136,419.24 × 53,532.04
  4. Step 4: Simplify right side
    98,854.06x = 7,302,800,212.45
  5. Step 5: Solve for x
    x = 7,302,800,212.45/98,854.06
  6. Step 6: Final answer
    x = 73,874.56

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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.