Home / 110,849.13-166,298.30-31,957.20

Finding the Fourth Proportional to 110,849.13, 166,298.30 and 31,957.20

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Solution

The fourth proportional to 110,849.13, 166,298.30 and 31,957.20 is: 47,942.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,849.13 : 166,298.30 = 31,957.20 : x
  2. Step 2: Convert to fraction form
    110,849.13/166,298.30 = 31,957.20/x
  3. Step 3: Cross multiply
    110,849.13x = 166,298.30 × 31,957.20
  4. Step 4: Simplify right side
    110,849.13x = 5,314,428,032.76
  5. Step 5: Solve for x
    x = 5,314,428,032.76/110,849.13
  6. Step 6: Final answer
    x = 47,942.89

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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.