Home / 261,479.07-392,241.96-101,551.19

Finding the Fourth Proportional to 261,479.07, 392,241.96 and 101,551.19

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Solution

The fourth proportional to 261,479.07, 392,241.96 and 101,551.19 is: 152,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,479.07 : 392,241.96 = 101,551.19 : x
  2. Step 2: Convert to fraction form
    261,479.07/392,241.96 = 101,551.19/x
  3. Step 3: Cross multiply
    261,479.07x = 392,241.96 × 101,551.19
  4. Step 4: Simplify right side
    261,479.07x = 39,832,635,844.72
  5. Step 5: Solve for x
    x = 39,832,635,844.72/261,479.07
  6. Step 6: Final answer
    x = 152,335.85

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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.