Home / 126,020.25-173,907.96-69,432.84

Finding the Fourth Proportional to 126,020.25, 173,907.96 and 69,432.84

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Solution

The fourth proportional to 126,020.25, 173,907.96 and 69,432.84 is: 95,817.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,020.25 : 173,907.96 = 69,432.84 : x
  2. Step 2: Convert to fraction form
    126,020.25/173,907.96 = 69,432.84/x
  3. Step 3: Cross multiply
    126,020.25x = 173,907.96 × 69,432.84
  4. Step 4: Simplify right side
    126,020.25x = 12,074,923,561.41
  5. Step 5: Solve for x
    x = 12,074,923,561.41/126,020.25
  6. Step 6: Final answer
    x = 95,817.33

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1.5x scale

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.