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Finding the Fourth Proportional to 63,970.56, 95,955.84 and 62,220.96

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Solution

The fourth proportional to 63,970.56, 95,955.84 and 62,220.96 is: 93,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,970.56 : 95,955.84 = 62,220.96 : x
  2. Step 2: Convert to fraction form
    63,970.56/95,955.84 = 62,220.96/x
  3. Step 3: Cross multiply
    63,970.56x = 95,955.84 × 62,220.96
  4. Step 4: Simplify right side
    63,970.56x = 5,970,464,482.41
  5. Step 5: Solve for x
    x = 5,970,464,482.41/63,970.56
  6. Step 6: Final answer
    x = 93,331.44

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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.