Home / 156,708.57-235,071.06-119,327.27

Finding the Fourth Proportional to 156,708.57, 235,071.06 and 119,327.27

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Solution

The fourth proportional to 156,708.57, 235,071.06 and 119,327.27 is: 178,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,708.57 : 235,071.06 = 119,327.27 : x
  2. Step 2: Convert to fraction form
    156,708.57/235,071.06 = 119,327.27/x
  3. Step 3: Cross multiply
    156,708.57x = 235,071.06 × 119,327.27
  4. Step 4: Simplify right side
    156,708.57x = 28,050,387,845.81
  5. Step 5: Solve for x
    x = 28,050,387,845.81/156,708.57
  6. Step 6: Final answer
    x = 178,997.15

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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.