Home / 278,152.32-417,261.05-88,546.25

Finding the Fourth Proportional to 278,152.32, 417,261.05 and 88,546.25

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Solution

The fourth proportional to 278,152.32, 417,261.05 and 88,546.25 is: 132,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,152.32 : 417,261.05 = 88,546.25 : x
  2. Step 2: Convert to fraction form
    278,152.32/417,261.05 = 88,546.25/x
  3. Step 3: Cross multiply
    278,152.32x = 417,261.05 × 88,546.25
  4. Step 4: Simplify right side
    278,152.32x = 36,946,901,248.56
  5. Step 5: Solve for x
    x = 36,946,901,248.56/278,152.32
  6. Step 6: Final answer
    x = 132,829.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.