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Finding the Fourth Proportional to 69,271.58, 103,881.72 and 24,886.28

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Solution

The fourth proportional to 69,271.58, 103,881.72 and 24,886.28 is: 37,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,271.58 : 103,881.72 = 24,886.28 : x
  2. Step 2: Convert to fraction form
    69,271.58/103,881.72 = 24,886.28/x
  3. Step 3: Cross multiply
    69,271.58x = 103,881.72 × 24,886.28
  4. Step 4: Simplify right side
    69,271.58x = 2,585,229,570.80
  5. Step 5: Solve for x
    x = 2,585,229,570.80/69,271.58
  6. Step 6: Final answer
    x = 37,320.21

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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.