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Finding the Fourth Proportional to 161,509.01, 241,996.92 and 93,851.11

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Solution

The fourth proportional to 161,509.01, 241,996.92 and 93,851.11 is: 140,621.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,509.01 : 241,996.92 = 93,851.11 : x
  2. Step 2: Convert to fraction form
    161,509.01/241,996.92 = 93,851.11/x
  3. Step 3: Cross multiply
    161,509.01x = 241,996.92 × 93,851.11
  4. Step 4: Simplify right side
    161,509.01x = 22,711,679,558.58
  5. Step 5: Solve for x
    x = 22,711,679,558.58/161,509.01
  6. Step 6: Final answer
    x = 140,621.75

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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.