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Finding the Fourth Proportional to 60,258.90, 90,351.90 and 26,972.76

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Solution

The fourth proportional to 60,258.90, 90,351.90 and 26,972.76 is: 40,442.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,258.90 : 90,351.90 = 26,972.76 : x
  2. Step 2: Convert to fraction form
    60,258.90/90,351.90 = 26,972.76/x
  3. Step 3: Cross multiply
    60,258.90x = 90,351.90 × 26,972.76
  4. Step 4: Simplify right side
    60,258.90x = 2,437,040,114.24
  5. Step 5: Solve for x
    x = 2,437,040,114.24/60,258.90
  6. Step 6: Final answer
    x = 40,442.82

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1.5x scale

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.