Home / 122,567.07-169,133.47-68,861.04

Finding the Fourth Proportional to 122,567.07, 169,133.47 and 68,861.04

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Solution

The fourth proportional to 122,567.07, 169,133.47 and 68,861.04 is: 95,023.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,567.07 : 169,133.47 = 68,861.04 : x
  2. Step 2: Convert to fraction form
    122,567.07/169,133.47 = 68,861.04/x
  3. Step 3: Cross multiply
    122,567.07x = 169,133.47 × 68,861.04
  4. Step 4: Simplify right side
    122,567.07x = 11,646,705,836.61
  5. Step 5: Solve for x
    x = 11,646,705,836.61/122,567.07
  6. Step 6: Final answer
    x = 95,023.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.