Home / 98,587.53-136,055.70-58,324.86

Finding the Fourth Proportional to 98,587.53, 136,055.70 and 58,324.86

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Solution

The fourth proportional to 98,587.53, 136,055.70 and 58,324.86 is: 80,491.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,587.53 : 136,055.70 = 58,324.86 : x
  2. Step 2: Convert to fraction form
    98,587.53/136,055.70 = 58,324.86/x
  3. Step 3: Cross multiply
    98,587.53x = 136,055.70 × 58,324.86
  4. Step 4: Simplify right side
    98,587.53x = 7,935,429,654.70
  5. Step 5: Solve for x
    x = 7,935,429,654.70/98,587.53
  6. Step 6: Final answer
    x = 80,491.21

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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.