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Finding the Fourth Proportional to 35,994.88, 54,007.68 and 17,521.92

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Solution

The fourth proportional to 35,994.88, 54,007.68 and 17,521.92 is: 26,290.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,994.88 : 54,007.68 = 17,521.92 : x
  2. Step 2: Convert to fraction form
    35,994.88/54,007.68 = 17,521.92/x
  3. Step 3: Cross multiply
    35,994.88x = 54,007.68 × 17,521.92
  4. Step 4: Simplify right side
    35,994.88x = 946,318,248.35
  5. Step 5: Solve for x
    x = 946,318,248.35/35,994.88
  6. Step 6: Final answer
    x = 26,290.36

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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.