Home / 156,555.52-234,871.68-73,352.32

Finding the Fourth Proportional to 156,555.52, 234,871.68 and 73,352.32

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Solution

The fourth proportional to 156,555.52, 234,871.68 and 73,352.32 is: 110,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,555.52 : 234,871.68 = 73,352.32 : x
  2. Step 2: Convert to fraction form
    156,555.52/234,871.68 = 73,352.32/x
  3. Step 3: Cross multiply
    156,555.52x = 234,871.68 × 73,352.32
  4. Step 4: Simplify right side
    156,555.52x = 17,228,382,630.30
  5. Step 5: Solve for x
    x = 17,228,382,630.30/156,555.52
  6. Step 6: Final answer
    x = 110,046.47

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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.