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Finding the Fourth Proportional to 44,006.64, 60,723.72 and 28,100.40

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Solution

The fourth proportional to 44,006.64, 60,723.72 and 28,100.40 is: 38,775.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,006.64 : 60,723.72 = 28,100.40 : x
  2. Step 2: Convert to fraction form
    44,006.64/60,723.72 = 28,100.40/x
  3. Step 3: Cross multiply
    44,006.64x = 60,723.72 × 28,100.40
  4. Step 4: Simplify right side
    44,006.64x = 1,706,360,821.49
  5. Step 5: Solve for x
    x = 1,706,360,821.49/44,006.64
  6. Step 6: Final answer
    x = 38,775.08

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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.