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Finding the Fourth Proportional to 60,616.92, 83,670.27 and 49,277.34

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Solution

The fourth proportional to 60,616.92, 83,670.27 and 49,277.34 is: 68,018.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,616.92 : 83,670.27 = 49,277.34 : x
  2. Step 2: Convert to fraction form
    60,616.92/83,670.27 = 49,277.34/x
  3. Step 3: Cross multiply
    60,616.92x = 83,670.27 × 49,277.34
  4. Step 4: Simplify right side
    60,616.92x = 4,123,048,342.68
  5. Step 5: Solve for x
    x = 4,123,048,342.68/60,616.92
  6. Step 6: Final answer
    x = 68,018.11

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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.