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Finding the Fourth Proportional to 57,401.25, 86,101.75 and 15,848.13

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Solution

The fourth proportional to 57,401.25, 86,101.75 and 15,848.13 is: 23,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,401.25 : 86,101.75 = 15,848.13 : x
  2. Step 2: Convert to fraction form
    57,401.25/86,101.75 = 15,848.13/x
  3. Step 3: Cross multiply
    57,401.25x = 86,101.75 × 15,848.13
  4. Step 4: Simplify right side
    57,401.25x = 1,364,551,727.23
  5. Step 5: Solve for x
    x = 1,364,551,727.23/57,401.25
  6. Step 6: Final answer
    x = 23,772.16

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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.