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Finding the Fourth Proportional to 48,802.67, 67,348.95 and 27,583.28

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Solution

The fourth proportional to 48,802.67, 67,348.95 and 27,583.28 is: 38,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,802.67 : 67,348.95 = 27,583.28 : x
  2. Step 2: Convert to fraction form
    48,802.67/67,348.95 = 27,583.28/x
  3. Step 3: Cross multiply
    48,802.67x = 67,348.95 × 27,583.28
  4. Step 4: Simplify right side
    48,802.67x = 1,857,704,945.56
  5. Step 5: Solve for x
    x = 1,857,704,945.56/48,802.67
  6. Step 6: Final answer
    x = 38,065.64

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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.