Home / 179,575.72-247,815.12-99,001.48

Finding the Fourth Proportional to 179,575.72, 247,815.12 and 99,001.48

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Solution

The fourth proportional to 179,575.72, 247,815.12 and 99,001.48 is: 136,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,575.72 : 247,815.12 = 99,001.48 : x
  2. Step 2: Convert to fraction form
    179,575.72/247,815.12 = 99,001.48/x
  3. Step 3: Cross multiply
    179,575.72x = 247,815.12 × 99,001.48
  4. Step 4: Simplify right side
    179,575.72x = 24,534,063,646.38
  5. Step 5: Solve for x
    x = 24,534,063,646.38/179,575.72
  6. Step 6: Final answer
    x = 136,622.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.