Home / 258,480.56-356,711.44-156,525.04

Finding the Fourth Proportional to 258,480.56, 356,711.44 and 156,525.04

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Solution

The fourth proportional to 258,480.56, 356,711.44 and 156,525.04 is: 216,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,480.56 : 356,711.44 = 156,525.04 : x
  2. Step 2: Convert to fraction form
    258,480.56/356,711.44 = 156,525.04/x
  3. Step 3: Cross multiply
    258,480.56x = 356,711.44 × 156,525.04
  4. Step 4: Simplify right side
    258,480.56x = 55,834,272,414.46
  5. Step 5: Solve for x
    x = 55,834,272,414.46/258,480.56
  6. Step 6: Final answer
    x = 216,009.56

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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.