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Finding the Fourth Proportional to 23,754.47, 32,743.47 and 18,710.70

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Solution

The fourth proportional to 23,754.47, 32,743.47 and 18,710.70 is: 25,791.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,754.47 : 32,743.47 = 18,710.70 : x
  2. Step 2: Convert to fraction form
    23,754.47/32,743.47 = 18,710.70/x
  3. Step 3: Cross multiply
    23,754.47x = 32,743.47 × 18,710.70
  4. Step 4: Simplify right side
    23,754.47x = 612,653,191.51
  5. Step 5: Solve for x
    x = 612,653,191.51/23,754.47
  6. Step 6: Final answer
    x = 25,791.08

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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.