Home / 261,623.25-392,493.38-95,411.25

Finding the Fourth Proportional to 261,623.25, 392,493.38 and 95,411.25

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Solution

The fourth proportional to 261,623.25, 392,493.38 and 95,411.25 is: 143,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,623.25 : 392,493.38 = 95,411.25 : x
  2. Step 2: Convert to fraction form
    261,623.25/392,493.38 = 95,411.25/x
  3. Step 3: Cross multiply
    261,623.25x = 392,493.38 × 95,411.25
  4. Step 4: Simplify right side
    261,623.25x = 37,448,284,002.53
  5. Step 5: Solve for x
    x = 37,448,284,002.53/261,623.25
  6. Step 6: Final answer
    x = 143,138.21

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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.