Home / 98,389.47-135,773.45-58,116.27

Finding the Fourth Proportional to 98,389.47, 135,773.45 and 58,116.27

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Solution

The fourth proportional to 98,389.47, 135,773.45 and 58,116.27 is: 80,198.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,389.47 : 135,773.45 = 58,116.27 : x
  2. Step 2: Convert to fraction form
    98,389.47/135,773.45 = 58,116.27/x
  3. Step 3: Cross multiply
    98,389.47x = 135,773.45 × 58,116.27
  4. Step 4: Simplify right side
    98,389.47x = 7,890,646,188.45
  5. Step 5: Solve for x
    x = 7,890,646,188.45/98,389.47
  6. Step 6: Final answer
    x = 80,198.08

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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.