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Finding the Fourth Proportional to 45,995.35, 68,967 and 15,995.80

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Solution

The fourth proportional to 45,995.35, 68,967 and 15,995.80 is: 23,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,995.35 : 68,967 = 15,995.80 : x
  2. Step 2: Convert to fraction form
    45,995.35/68,967 = 15,995.80/x
  3. Step 3: Cross multiply
    45,995.35x = 68,967 × 15,995.80
  4. Step 4: Simplify right side
    45,995.35x = 1,103,182,338.60
  5. Step 5: Solve for x
    x = 1,103,182,338.60/45,995.35
  6. Step 6: Final answer
    x = 23,984.65

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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.