Home / 107,406.64-161,176.44-62,449.12

Finding the Fourth Proportional to 107,406.64, 161,176.44 and 62,449.12

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Solution

The fourth proportional to 107,406.64, 161,176.44 and 62,449.12 is: 93,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,406.64 : 161,176.44 = 62,449.12 : x
  2. Step 2: Convert to fraction form
    107,406.64/161,176.44 = 62,449.12/x
  3. Step 3: Cross multiply
    107,406.64x = 161,176.44 × 62,449.12
  4. Step 4: Simplify right side
    107,406.64x = 10,065,326,842.73
  5. Step 5: Solve for x
    x = 10,065,326,842.73/107,406.64
  6. Step 6: Final answer
    x = 93,712.33

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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.