Home / 154,725.04-231,928.72-88,023.16

Finding the Fourth Proportional to 154,725.04, 231,928.72 and 88,023.16

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Solution

The fourth proportional to 154,725.04, 231,928.72 and 88,023.16 is: 131,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,725.04 : 231,928.72 = 88,023.16 : x
  2. Step 2: Convert to fraction form
    154,725.04/231,928.72 = 88,023.16/x
  3. Step 3: Cross multiply
    154,725.04x = 231,928.72 × 88,023.16
  4. Step 4: Simplify right side
    154,725.04x = 20,415,098,829.16
  5. Step 5: Solve for x
    x = 20,415,098,829.16/154,725.04
  6. Step 6: Final answer
    x = 131,944.38

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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.