Home / 110,922.90-166,287.15-66,567.30

Finding the Fourth Proportional to 110,922.90, 166,287.15 and 66,567.30

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Solution

The fourth proportional to 110,922.90, 166,287.15 and 66,567.30 is: 99,792.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,922.90 : 166,287.15 = 66,567.30 : x
  2. Step 2: Convert to fraction form
    110,922.90/166,287.15 = 66,567.30/x
  3. Step 3: Cross multiply
    110,922.90x = 166,287.15 × 66,567.30
  4. Step 4: Simplify right side
    110,922.90x = 11,069,286,600.20
  5. Step 5: Solve for x
    x = 11,069,286,600.20/110,922.90
  6. Step 6: Final answer
    x = 99,792.62

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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.