Home / 185,917.32-256,562.64-101,034.72

Finding the Fourth Proportional to 185,917.32, 256,562.64 and 101,034.72

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Solution

The fourth proportional to 185,917.32, 256,562.64 and 101,034.72 is: 139,426.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,917.32 : 256,562.64 = 101,034.72 : x
  2. Step 2: Convert to fraction form
    185,917.32/256,562.64 = 101,034.72/x
  3. Step 3: Cross multiply
    185,917.32x = 256,562.64 × 101,034.72
  4. Step 4: Simplify right side
    185,917.32x = 25,921,734,494.86
  5. Step 5: Solve for x
    x = 25,921,734,494.86/185,917.32
  6. Step 6: Final answer
    x = 139,426.14

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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.