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Finding the Fourth Proportional to 60,690.77, 83,753.27 and 33,832.70

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Solution

The fourth proportional to 60,690.77, 83,753.27 and 33,832.70 is: 46,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,690.77 : 83,753.27 = 33,832.70 : x
  2. Step 2: Convert to fraction form
    60,690.77/83,753.27 = 33,832.70/x
  3. Step 3: Cross multiply
    60,690.77x = 83,753.27 × 33,832.70
  4. Step 4: Simplify right side
    60,690.77x = 2,833,599,257.93
  5. Step 5: Solve for x
    x = 2,833,599,257.93/60,690.77
  6. Step 6: Final answer
    x = 46,689.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.