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Finding the Fourth Proportional to 54,602.47, 81,894.57 and 15,163.57

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Solution

The fourth proportional to 54,602.47, 81,894.57 and 15,163.57 is: 22,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,602.47 : 81,894.57 = 15,163.57 : x
  2. Step 2: Convert to fraction form
    54,602.47/81,894.57 = 15,163.57/x
  3. Step 3: Cross multiply
    54,602.47x = 81,894.57 × 15,163.57
  4. Step 4: Simplify right side
    54,602.47x = 1,241,814,044.81
  5. Step 5: Solve for x
    x = 1,241,814,044.81/54,602.47
  6. Step 6: Final answer
    x = 22,742.82

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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.