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Finding the Fourth Proportional to 44,999.80, 67,426.80 and 38,438.80

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Solution

The fourth proportional to 44,999.80, 67,426.80 and 38,438.80 is: 57,595.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,999.80 : 67,426.80 = 38,438.80 : x
  2. Step 2: Convert to fraction form
    44,999.80/67,426.80 = 38,438.80/x
  3. Step 3: Cross multiply
    44,999.80x = 67,426.80 × 38,438.80
  4. Step 4: Simplify right side
    44,999.80x = 2,591,805,279.84
  5. Step 5: Solve for x
    x = 2,591,805,279.84/44,999.80
  6. Step 6: Final answer
    x = 57,595.93

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1.5x scale

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.