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Finding the Fourth Proportional to 60,109.55, 90,172.52 and 25,041

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Solution

The fourth proportional to 60,109.55, 90,172.52 and 25,041 is: 37,564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,109.55 : 90,172.52 = 25,041 : x
  2. Step 2: Convert to fraction form
    60,109.55/90,172.52 = 25,041/x
  3. Step 3: Cross multiply
    60,109.55x = 90,172.52 × 25,041
  4. Step 4: Simplify right side
    60,109.55x = 2,258,009,948.12
  5. Step 5: Solve for x
    x = 2,258,009,948.12/60,109.55
  6. Step 6: Final answer
    x = 37,564.91

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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.