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Finding the Fourth Proportional to 60,274.40, 90,360.54 and 36,851.63

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Solution

The fourth proportional to 60,274.40, 90,360.54 and 36,851.63 is: 55,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,274.40 : 90,360.54 = 36,851.63 : x
  2. Step 2: Convert to fraction form
    60,274.40/90,360.54 = 36,851.63/x
  3. Step 3: Cross multiply
    60,274.40x = 90,360.54 × 36,851.63
  4. Step 4: Simplify right side
    60,274.40x = 3,329,932,734.88
  5. Step 5: Solve for x
    x = 3,329,932,734.88/60,274.40
  6. Step 6: Final answer
    x = 55,246.22

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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.