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Finding the Fourth Proportional to 61,263.40, 91,891.68 and 16,283.56

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Solution

The fourth proportional to 61,263.40, 91,891.68 and 16,283.56 is: 24,424.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,263.40 : 91,891.68 = 16,283.56 : x
  2. Step 2: Convert to fraction form
    61,263.40/91,891.68 = 16,283.56/x
  3. Step 3: Cross multiply
    61,263.40x = 91,891.68 × 16,283.56
  4. Step 4: Simplify right side
    61,263.40x = 1,496,323,684.78
  5. Step 5: Solve for x
    x = 1,496,323,684.78/61,263.40
  6. Step 6: Final answer
    x = 24,424.43

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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.