Home / 258,287.52-356,443.38-141,999.58

Finding the Fourth Proportional to 258,287.52, 356,443.38 and 141,999.58

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Solution

The fourth proportional to 258,287.52, 356,443.38 and 141,999.58 is: 195,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,287.52 : 356,443.38 = 141,999.58 : x
  2. Step 2: Convert to fraction form
    258,287.52/356,443.38 = 141,999.58/x
  3. Step 3: Cross multiply
    258,287.52x = 356,443.38 × 141,999.58
  4. Step 4: Simplify right side
    258,287.52x = 50,614,810,253.78
  5. Step 5: Solve for x
    x = 50,614,810,253.78/258,287.52
  6. Step 6: Final answer
    x = 195,963.05

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1.5x scale

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.