Home / 235,019.90-324,331.23-127,589.85

Finding the Fourth Proportional to 235,019.90, 324,331.23 and 127,589.85

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Solution

The fourth proportional to 235,019.90, 324,331.23 and 127,589.85 is: 176,076.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,019.90 : 324,331.23 = 127,589.85 : x
  2. Step 2: Convert to fraction form
    235,019.90/324,331.23 = 127,589.85/x
  3. Step 3: Cross multiply
    235,019.90x = 324,331.23 × 127,589.85
  4. Step 4: Simplify right side
    235,019.90x = 41,381,370,726.41
  5. Step 5: Solve for x
    x = 41,381,370,726.41/235,019.90
  6. Step 6: Final answer
    x = 176,076.03

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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.