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Finding the Fourth Proportional to 60,170.29, 90,263.81 and 25,101.88

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Solution

The fourth proportional to 60,170.29, 90,263.81 and 25,101.88 is: 37,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,170.29 : 90,263.81 = 25,101.88 : x
  2. Step 2: Convert to fraction form
    60,170.29/90,263.81 = 25,101.88/x
  3. Step 3: Cross multiply
    60,170.29x = 90,263.81 × 25,101.88
  4. Step 4: Simplify right side
    60,170.29x = 2,265,791,201.45
  5. Step 5: Solve for x
    x = 2,265,791,201.45/60,170.29
  6. Step 6: Final answer
    x = 37,656.31

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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.