Home / 122,976.06-184,470.76-38,742.86

Finding the Fourth Proportional to 122,976.06, 184,470.76 and 38,742.86

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Solution

The fourth proportional to 122,976.06, 184,470.76 and 38,742.86 is: 58,116.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,976.06 : 184,470.76 = 38,742.86 : x
  2. Step 2: Convert to fraction form
    122,976.06/184,470.76 = 38,742.86/x
  3. Step 3: Cross multiply
    122,976.06x = 184,470.76 × 38,742.86
  4. Step 4: Simplify right side
    122,976.06x = 7,146,924,828.77
  5. Step 5: Solve for x
    x = 7,146,924,828.77/122,976.06
  6. Step 6: Final answer
    x = 58,116.39

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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.