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Finding the Fourth Proportional to 63,164.45, 87,166.92 and 34,870.34

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Solution

The fourth proportional to 63,164.45, 87,166.92 and 34,870.34 is: 48,121.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,164.45 : 87,166.92 = 34,870.34 : x
  2. Step 2: Convert to fraction form
    63,164.45/87,166.92 = 34,870.34/x
  3. Step 3: Cross multiply
    63,164.45x = 87,166.92 × 34,870.34
  4. Step 4: Simplify right side
    63,164.45x = 3,039,539,701.32
  5. Step 5: Solve for x
    x = 3,039,539,701.32/63,164.45
  6. Step 6: Final answer
    x = 48,121.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.