Home / 185,068.32-277,560.96-85,132.56

Finding the Fourth Proportional to 185,068.32, 277,560.96 and 85,132.56

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Solution

The fourth proportional to 185,068.32, 277,560.96 and 85,132.56 is: 127,679.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,068.32 : 277,560.96 = 85,132.56 : x
  2. Step 2: Convert to fraction form
    185,068.32/277,560.96 = 85,132.56/x
  3. Step 3: Cross multiply
    185,068.32x = 277,560.96 × 85,132.56
  4. Step 4: Simplify right side
    185,068.32x = 23,629,475,080.86
  5. Step 5: Solve for x
    x = 23,629,475,080.86/185,068.32
  6. Step 6: Final answer
    x = 127,679.74

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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.