Home / 110,655.84-166,229.28-68,567.04

Finding the Fourth Proportional to 110,655.84, 166,229.28 and 68,567.04

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Solution

The fourth proportional to 110,655.84, 166,229.28 and 68,567.04 is: 103,002.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,655.84 : 166,229.28 = 68,567.04 : x
  2. Step 2: Convert to fraction form
    110,655.84/166,229.28 = 68,567.04/x
  3. Step 3: Cross multiply
    110,655.84x = 166,229.28 × 68,567.04
  4. Step 4: Simplify right side
    110,655.84x = 11,397,849,690.93
  5. Step 5: Solve for x
    x = 11,397,849,690.93/110,655.84
  6. Step 6: Final answer
    x = 103,002.69

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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.