Home / 156,773.04-235,239.96-76,809.48

Finding the Fourth Proportional to 156,773.04, 235,239.96 and 76,809.48

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Solution

The fourth proportional to 156,773.04, 235,239.96 and 76,809.48 is: 115,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,773.04 : 235,239.96 = 76,809.48 : x
  2. Step 2: Convert to fraction form
    156,773.04/235,239.96 = 76,809.48/x
  3. Step 3: Cross multiply
    156,773.04x = 235,239.96 × 76,809.48
  4. Step 4: Simplify right side
    156,773.04x = 18,068,659,002.82
  5. Step 5: Solve for x
    x = 18,068,659,002.82/156,773.04
  6. Step 6: Final answer
    x = 115,253.61

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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.