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Finding the Fourth Proportional to 26,125.80, 36,061.80 and 16,694.40

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Solution

The fourth proportional to 26,125.80, 36,061.80 and 16,694.40 is: 23,043.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,125.80 : 36,061.80 = 16,694.40 : x
  2. Step 2: Convert to fraction form
    26,125.80/36,061.80 = 16,694.40/x
  3. Step 3: Cross multiply
    26,125.80x = 36,061.80 × 16,694.40
  4. Step 4: Simplify right side
    26,125.80x = 602,030,113.92
  5. Step 5: Solve for x
    x = 602,030,113.92/26,125.80
  6. Step 6: Final answer
    x = 23,043.51

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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.