Home / 235,190.72-324,565.50-127,761.62

Finding the Fourth Proportional to 235,190.72, 324,565.50 and 127,761.62

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Solution

The fourth proportional to 235,190.72, 324,565.50 and 127,761.62 is: 176,312.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,190.72 : 324,565.50 = 127,761.62 : x
  2. Step 2: Convert to fraction form
    235,190.72/324,565.50 = 127,761.62/x
  3. Step 3: Cross multiply
    235,190.72x = 324,565.50 × 127,761.62
  4. Step 4: Simplify right side
    235,190.72x = 41,467,014,076.11
  5. Step 5: Solve for x
    x = 41,467,014,076.11/235,190.72
  6. Step 6: Final answer
    x = 176,312.29

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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.