Home / 259,261.29-388,859.13-101,600.46

Finding the Fourth Proportional to 259,261.29, 388,859.13 and 101,600.46

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Solution

The fourth proportional to 259,261.29, 388,859.13 and 101,600.46 is: 152,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,261.29 : 388,859.13 = 101,600.46 : x
  2. Step 2: Convert to fraction form
    259,261.29/388,859.13 = 101,600.46/x
  3. Step 3: Cross multiply
    259,261.29x = 388,859.13 × 101,600.46
  4. Step 4: Simplify right side
    259,261.29x = 39,508,266,483.20
  5. Step 5: Solve for x
    x = 39,508,266,483.20/259,261.29
  6. Step 6: Final answer
    x = 152,387.83

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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.