Home / 261,969.24-392,625.03-112,033.17

Finding the Fourth Proportional to 261,969.24, 392,625.03 and 112,033.17

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Solution

The fourth proportional to 261,969.24, 392,625.03 and 112,033.17 is: 167,909.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,969.24 : 392,625.03 = 112,033.17 : x
  2. Step 2: Convert to fraction form
    261,969.24/392,625.03 = 112,033.17/x
  3. Step 3: Cross multiply
    261,969.24x = 392,625.03 × 112,033.17
  4. Step 4: Simplify right side
    261,969.24x = 43,987,026,732.25
  5. Step 5: Solve for x
    x = 43,987,026,732.25/261,969.24
  6. Step 6: Final answer
    x = 167,909.13

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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.