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Finding the Fourth Proportional to 48,338.48, 66,702.48 and 27,116.48

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Solution

The fourth proportional to 48,338.48, 66,702.48 and 27,116.48 is: 37,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,338.48 : 66,702.48 = 27,116.48 : x
  2. Step 2: Convert to fraction form
    48,338.48/66,702.48 = 27,116.48/x
  3. Step 3: Cross multiply
    48,338.48x = 66,702.48 × 27,116.48
  4. Step 4: Simplify right side
    48,338.48x = 1,808,736,464.87
  5. Step 5: Solve for x
    x = 1,808,736,464.87/48,338.48
  6. Step 6: Final answer
    x = 37,418.15

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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.