Home / 156,707.57-235,069.56-119,326.27

Finding the Fourth Proportional to 156,707.57, 235,069.56 and 119,326.27

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Solution

The fourth proportional to 156,707.57, 235,069.56 and 119,326.27 is: 178,995.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,707.57 : 235,069.56 = 119,326.27 : x
  2. Step 2: Convert to fraction form
    156,707.57/235,069.56 = 119,326.27/x
  3. Step 3: Cross multiply
    156,707.57x = 235,069.56 × 119,326.27
  4. Step 4: Simplify right side
    156,707.57x = 28,049,973,785.34
  5. Step 5: Solve for x
    x = 28,049,973,785.34/156,707.57
  6. Step 6: Final answer
    x = 178,995.65

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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.