Home / 107,773.65-161,560.85-55,066.95

Finding the Fourth Proportional to 107,773.65, 161,560.85 and 55,066.95

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Solution

The fourth proportional to 107,773.65, 161,560.85 and 55,066.95 is: 82,549.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,773.65 : 161,560.85 = 55,066.95 : x
  2. Step 2: Convert to fraction form
    107,773.65/161,560.85 = 55,066.95/x
  3. Step 3: Cross multiply
    107,773.65x = 161,560.85 × 55,066.95
  4. Step 4: Simplify right side
    107,773.65x = 8,896,662,973.57
  5. Step 5: Solve for x
    x = 8,896,662,973.57/107,773.65
  6. Step 6: Final answer
    x = 82,549.52

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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.