Home / 113,177.09-156,186.38-62,192.05

Finding the Fourth Proportional to 113,177.09, 156,186.38 and 62,192.05

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Solution

The fourth proportional to 113,177.09, 156,186.38 and 62,192.05 is: 85,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,177.09 : 156,186.38 = 62,192.05 : x
  2. Step 2: Convert to fraction form
    113,177.09/156,186.38 = 62,192.05/x
  3. Step 3: Cross multiply
    113,177.09x = 156,186.38 × 62,192.05
  4. Step 4: Simplify right side
    113,177.09x = 9,713,551,154.28
  5. Step 5: Solve for x
    x = 9,713,551,154.28/113,177.09
  6. Step 6: Final answer
    x = 85,826.13

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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.