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Finding the Fourth Proportional to 60,713.03, 90,594.66 and 54,408.80

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Solution

The fourth proportional to 60,713.03, 90,594.66 and 54,408.80 is: 81,187.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,713.03 : 90,594.66 = 54,408.80 : x
  2. Step 2: Convert to fraction form
    60,713.03/90,594.66 = 54,408.80/x
  3. Step 3: Cross multiply
    60,713.03x = 90,594.66 × 54,408.80
  4. Step 4: Simplify right side
    60,713.03x = 4,929,146,737.01
  5. Step 5: Solve for x
    x = 4,929,146,737.01/60,713.03
  6. Step 6: Final answer
    x = 81,187.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.