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Finding the Fourth Proportional to 8,750.16, 13,123.32 and 2,508.48

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Solution

The fourth proportional to 8,750.16, 13,123.32 and 2,508.48 is: 3,762.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.16 : 13,123.32 = 2,508.48 : x
  2. Step 2: Convert to fraction form
    8,750.16/13,123.32 = 2,508.48/x
  3. Step 3: Cross multiply
    8,750.16x = 13,123.32 × 2,508.48
  4. Step 4: Simplify right side
    8,750.16x = 32,919,585.75
  5. Step 5: Solve for x
    x = 32,919,585.75/8,750.16
  6. Step 6: Final answer
    x = 3,762.17

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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.