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Finding the Fourth Proportional to 69,614.58, 104,419.98 and 48,246.42

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Solution

The fourth proportional to 69,614.58, 104,419.98 and 48,246.42 is: 72,368.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,614.58 : 104,419.98 = 48,246.42 : x
  2. Step 2: Convert to fraction form
    69,614.58/104,419.98 = 48,246.42/x
  3. Step 3: Cross multiply
    69,614.58x = 104,419.98 × 48,246.42
  4. Step 4: Simplify right side
    69,614.58x = 5,037,890,211.47
  5. Step 5: Solve for x
    x = 5,037,890,211.47/69,614.58
  6. Step 6: Final answer
    x = 72,368.32

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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.