Home / 248,741.20-373,001.72-71,207.76

Finding the Fourth Proportional to 248,741.20, 373,001.72 and 71,207.76

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Solution

The fourth proportional to 248,741.20, 373,001.72 and 71,207.76 is: 106,780.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,741.20 : 373,001.72 = 71,207.76 : x
  2. Step 2: Convert to fraction form
    248,741.20/373,001.72 = 71,207.76/x
  3. Step 3: Cross multiply
    248,741.20x = 373,001.72 × 71,207.76
  4. Step 4: Simplify right side
    248,741.20x = 26,560,616,957.35
  5. Step 5: Solve for x
    x = 26,560,616,957.35/248,741.20
  6. Step 6: Final answer
    x = 106,780.13

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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.