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Finding the Fourth Proportional to 73,490.49, 101,466.95 and 49,327.65

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Solution

The fourth proportional to 73,490.49, 101,466.95 and 49,327.65 is: 68,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,490.49 : 101,466.95 = 49,327.65 : x
  2. Step 2: Convert to fraction form
    73,490.49/101,466.95 = 49,327.65/x
  3. Step 3: Cross multiply
    73,490.49x = 101,466.95 × 49,327.65
  4. Step 4: Simplify right side
    73,490.49x = 5,005,125,949.53
  5. Step 5: Solve for x
    x = 5,005,125,949.53/73,490.49
  6. Step 6: Final answer
    x = 68,105.76

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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.