Home / 126,494.16-174,562.11-69,905.55

Finding the Fourth Proportional to 126,494.16, 174,562.11 and 69,905.55

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Solution

The fourth proportional to 126,494.16, 174,562.11 and 69,905.55 is: 96,469.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,494.16 : 174,562.11 = 69,905.55 : x
  2. Step 2: Convert to fraction form
    126,494.16/174,562.11 = 69,905.55/x
  3. Step 3: Cross multiply
    126,494.16x = 174,562.11 × 69,905.55
  4. Step 4: Simplify right side
    126,494.16x = 12,202,860,308.71
  5. Step 5: Solve for x
    x = 12,202,860,308.71/126,494.16
  6. Step 6: Final answer
    x = 96,469.75

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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.