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Finding the Fourth Proportional to 38,105.24, 52,580.24 and 21,973.14

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Solution

The fourth proportional to 38,105.24, 52,580.24 and 21,973.14 is: 30,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,105.24 : 52,580.24 = 21,973.14 : x
  2. Step 2: Convert to fraction form
    38,105.24/52,580.24 = 21,973.14/x
  3. Step 3: Cross multiply
    38,105.24x = 52,580.24 × 21,973.14
  4. Step 4: Simplify right side
    38,105.24x = 1,155,352,947.29
  5. Step 5: Solve for x
    x = 1,155,352,947.29/38,105.24
  6. Step 6: Final answer
    x = 30,320.06

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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.