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Finding the Fourth Proportional to 63,547.50, 95,321.25 and 21,994.50

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Solution

The fourth proportional to 63,547.50, 95,321.25 and 21,994.50 is: 32,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,547.50 : 95,321.25 = 21,994.50 : x
  2. Step 2: Convert to fraction form
    63,547.50/95,321.25 = 21,994.50/x
  3. Step 3: Cross multiply
    63,547.50x = 95,321.25 × 21,994.50
  4. Step 4: Simplify right side
    63,547.50x = 2,096,543,233.13
  5. Step 5: Solve for x
    x = 2,096,543,233.13/63,547.50
  6. Step 6: Final answer
    x = 32,991.75

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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.