Home / 107,891.46-161,833.55-29,001.51

Finding the Fourth Proportional to 107,891.46, 161,833.55 and 29,001.51

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Solution

The fourth proportional to 107,891.46, 161,833.55 and 29,001.51 is: 43,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,891.46 : 161,833.55 = 29,001.51 : x
  2. Step 2: Convert to fraction form
    107,891.46/161,833.55 = 29,001.51/x
  3. Step 3: Cross multiply
    107,891.46x = 161,833.55 × 29,001.51
  4. Step 4: Simplify right side
    107,891.46x = 4,693,417,173.65
  5. Step 5: Solve for x
    x = 4,693,417,173.65/107,891.46
  6. Step 6: Final answer
    x = 43,501.29

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1.5x scale

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.