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Finding the Fourth Proportional to 24,918.56, 37,385.06 and 7,388.81

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Solution

The fourth proportional to 24,918.56, 37,385.06 and 7,388.81 is: 11,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,918.56 : 37,385.06 = 7,388.81 : x
  2. Step 2: Convert to fraction form
    24,918.56/37,385.06 = 7,388.81/x
  3. Step 3: Cross multiply
    24,918.56x = 37,385.06 × 7,388.81
  4. Step 4: Simplify right side
    24,918.56x = 276,230,881.31
  5. Step 5: Solve for x
    x = 276,230,881.31/24,918.56
  6. Step 6: Final answer
    x = 11,085.35

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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.