Home / 180,931.03-271,397.24-75,676.16

Finding the Fourth Proportional to 180,931.03, 271,397.24 and 75,676.16

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Solution

The fourth proportional to 180,931.03, 271,397.24 and 75,676.16 is: 113,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,931.03 : 271,397.24 = 75,676.16 : x
  2. Step 2: Convert to fraction form
    180,931.03/271,397.24 = 75,676.16/x
  3. Step 3: Cross multiply
    180,931.03x = 271,397.24 × 75,676.16
  4. Step 4: Simplify right side
    180,931.03x = 20,538,300,957.80
  5. Step 5: Solve for x
    x = 20,538,300,957.80/180,931.03
  6. Step 6: Final answer
    x = 113,514.53

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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.