Home / 104,682.62-157,065.92-38,127.36

Finding the Fourth Proportional to 104,682.62, 157,065.92 and 38,127.36

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Solution

The fourth proportional to 104,682.62, 157,065.92 and 38,127.36 is: 57,206.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,682.62 : 157,065.92 = 38,127.36 : x
  2. Step 2: Convert to fraction form
    104,682.62/157,065.92 = 38,127.36/x
  3. Step 3: Cross multiply
    104,682.62x = 157,065.92 × 38,127.36
  4. Step 4: Simplify right side
    104,682.62x = 5,988,508,875.57
  5. Step 5: Solve for x
    x = 5,988,508,875.57/104,682.62
  6. Step 6: Final answer
    x = 57,206.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.