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Finding the Fourth Proportional to 61,994.80, 92,995.80 and 17,624.80

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Solution

The fourth proportional to 61,994.80, 92,995.80 and 17,624.80 is: 26,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,994.80 : 92,995.80 = 17,624.80 : x
  2. Step 2: Convert to fraction form
    61,994.80/92,995.80 = 17,624.80/x
  3. Step 3: Cross multiply
    61,994.80x = 92,995.80 × 17,624.80
  4. Step 4: Simplify right side
    61,994.80x = 1,639,032,375.84
  5. Step 5: Solve for x
    x = 1,639,032,375.84/61,994.80
  6. Step 6: Final answer
    x = 26,438.22

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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.