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Finding the Fourth Proportional to 83,254.15, 114,893.83 and 47,443.24

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Solution

The fourth proportional to 83,254.15, 114,893.83 and 47,443.24 is: 65,473.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,254.15 : 114,893.83 = 47,443.24 : x
  2. Step 2: Convert to fraction form
    83,254.15/114,893.83 = 47,443.24/x
  3. Step 3: Cross multiply
    83,254.15x = 114,893.83 × 47,443.24
  4. Step 4: Simplify right side
    83,254.15x = 5,450,935,551.21
  5. Step 5: Solve for x
    x = 5,450,935,551.21/83,254.15
  6. Step 6: Final answer
    x = 65,473.44

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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.