Home / 135,026.46-186,324.17-74,595.87

Finding the Fourth Proportional to 135,026.46, 186,324.17 and 74,595.87

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Solution

The fourth proportional to 135,026.46, 186,324.17 and 74,595.87 is: 102,935.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,026.46 : 186,324.17 = 74,595.87 : x
  2. Step 2: Convert to fraction form
    135,026.46/186,324.17 = 74,595.87/x
  3. Step 3: Cross multiply
    135,026.46x = 186,324.17 × 74,595.87
  4. Step 4: Simplify right side
    135,026.46x = 13,899,013,190.20
  5. Step 5: Solve for x
    x = 13,899,013,190.20/135,026.46
  6. Step 6: Final answer
    x = 102,935.48

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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.