Home / 156,621.51-234,932.26-38,291.44

Finding the Fourth Proportional to 156,621.51, 234,932.26 and 38,291.44

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Solution

The fourth proportional to 156,621.51, 234,932.26 and 38,291.44 is: 57,437.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,621.51 : 234,932.26 = 38,291.44 : x
  2. Step 2: Convert to fraction form
    156,621.51/234,932.26 = 38,291.44/x
  3. Step 3: Cross multiply
    156,621.51x = 234,932.26 × 38,291.44
  4. Step 4: Simplify right side
    156,621.51x = 8,995,894,537.85
  5. Step 5: Solve for x
    x = 8,995,894,537.85/156,621.51
  6. Step 6: Final answer
    x = 57,437.16

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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.