Home / 261,132.26-360,335.39-153,695.88

Finding the Fourth Proportional to 261,132.26, 360,335.39 and 153,695.88

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Solution

The fourth proportional to 261,132.26, 360,335.39 and 153,695.88 is: 212,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,132.26 : 360,335.39 = 153,695.88 : x
  2. Step 2: Convert to fraction form
    261,132.26/360,335.39 = 153,695.88/x
  3. Step 3: Cross multiply
    261,132.26x = 360,335.39 × 153,695.88
  4. Step 4: Simplify right side
    261,132.26x = 55,382,064,092.71
  5. Step 5: Solve for x
    x = 55,382,064,092.71/261,132.26
  6. Step 6: Final answer
    x = 212,084.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.