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Finding the Fourth Proportional to 63,995.81, 95,990.12 and 19,622.44

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Solution

The fourth proportional to 63,995.81, 95,990.12 and 19,622.44 is: 29,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,995.81 : 95,990.12 = 19,622.44 : x
  2. Step 2: Convert to fraction form
    63,995.81/95,990.12 = 19,622.44/x
  3. Step 3: Cross multiply
    63,995.81x = 95,990.12 × 19,622.44
  4. Step 4: Simplify right side
    63,995.81x = 1,883,559,925.81
  5. Step 5: Solve for x
    x = 1,883,559,925.81/63,995.81
  6. Step 6: Final answer
    x = 29,432.55

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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.