Home / 127,911.32-191,867.34-44,785.88

Finding the Fourth Proportional to 127,911.32, 191,867.34 and 44,785.88

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Solution

The fourth proportional to 127,911.32, 191,867.34 and 44,785.88 is: 67,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,911.32 : 191,867.34 = 44,785.88 : x
  2. Step 2: Convert to fraction form
    127,911.32/191,867.34 = 44,785.88/x
  3. Step 3: Cross multiply
    127,911.32x = 191,867.34 × 44,785.88
  4. Step 4: Simplify right side
    127,911.32x = 8,592,947,665.16
  5. Step 5: Solve for x
    x = 8,592,947,665.16/127,911.32
  6. Step 6: Final answer
    x = 67,178.95

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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.