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Finding the Fourth Proportional to 18,248.68, 27,243.41 and 17,600.68

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Solution

The fourth proportional to 18,248.68, 27,243.41 and 17,600.68 is: 26,276.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248.68 : 27,243.41 = 17,600.68 : x
  2. Step 2: Convert to fraction form
    18,248.68/27,243.41 = 17,600.68/x
  3. Step 3: Cross multiply
    18,248.68x = 27,243.41 × 17,600.68
  4. Step 4: Simplify right side
    18,248.68x = 479,502,541.52
  5. Step 5: Solve for x
    x = 479,502,541.52/18,248.68
  6. Step 6: Final answer
    x = 26,276.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.