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Finding the Fourth Proportional to 58,809.76, 88,204.23 and 26,781.48

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Solution

The fourth proportional to 58,809.76, 88,204.23 and 26,781.48 is: 40,167.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,809.76 : 88,204.23 = 26,781.48 : x
  2. Step 2: Convert to fraction form
    58,809.76/88,204.23 = 26,781.48/x
  3. Step 3: Cross multiply
    58,809.76x = 88,204.23 × 26,781.48
  4. Step 4: Simplify right side
    58,809.76x = 2,362,239,821.66
  5. Step 5: Solve for x
    x = 2,362,239,821.66/58,809.76
  6. Step 6: Final answer
    x = 40,167.48

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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.