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Finding the Fourth Proportional to 54,602.78, 81,849.56 and 23,020.47

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Solution

The fourth proportional to 54,602.78, 81,849.56 and 23,020.47 is: 34,507.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,602.78 : 81,849.56 = 23,020.47 : x
  2. Step 2: Convert to fraction form
    54,602.78/81,849.56 = 23,020.47/x
  3. Step 3: Cross multiply
    54,602.78x = 81,849.56 × 23,020.47
  4. Step 4: Simplify right side
    54,602.78x = 1,884,215,225.39
  5. Step 5: Solve for x
    x = 1,884,215,225.39/54,602.78
  6. Step 6: Final answer
    x = 34,507.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.