Home / 185,748.88-256,332.72-105,181.96

Finding the Fourth Proportional to 185,748.88, 256,332.72 and 105,181.96

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Solution

The fourth proportional to 185,748.88, 256,332.72 and 105,181.96 is: 145,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,748.88 : 256,332.72 = 105,181.96 : x
  2. Step 2: Convert to fraction form
    185,748.88/256,332.72 = 105,181.96/x
  3. Step 3: Cross multiply
    185,748.88x = 256,332.72 × 105,181.96
  4. Step 4: Simplify right side
    185,748.88x = 26,961,577,901.73
  5. Step 5: Solve for x
    x = 26,961,577,901.73/185,748.88
  6. Step 6: Final answer
    x = 145,150.69

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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.