Home / 107,833.40-161,721.30-32,953.40

Finding the Fourth Proportional to 107,833.40, 161,721.30 and 32,953.40

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Solution

The fourth proportional to 107,833.40, 161,721.30 and 32,953.40 is: 49,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,833.40 : 161,721.30 = 32,953.40 : x
  2. Step 2: Convert to fraction form
    107,833.40/161,721.30 = 32,953.40/x
  3. Step 3: Cross multiply
    107,833.40x = 161,721.30 × 32,953.40
  4. Step 4: Simplify right side
    107,833.40x = 5,329,266,687.42
  5. Step 5: Solve for x
    x = 5,329,266,687.42/107,833.40
  6. Step 6: Final answer
    x = 49,421.30

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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.