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Finding the Fourth Proportional to 83,073.54, 124,598.00 and 26,918.55

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Solution

The fourth proportional to 83,073.54, 124,598.00 and 26,918.55 is: 40,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,073.54 : 124,598.00 = 26,918.55 : x
  2. Step 2: Convert to fraction form
    83,073.54/124,598.00 = 26,918.55/x
  3. Step 3: Cross multiply
    83,073.54x = 124,598.00 × 26,918.55
  4. Step 4: Simplify right side
    83,073.54x = 3,353,997,929.56
  5. Step 5: Solve for x
    x = 3,353,997,929.56/83,073.54
  6. Step 6: Final answer
    x = 40,373.84

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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.