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Finding the Fourth Proportional to 69,878.72, 96,446.28 and 44,414.75

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Solution

The fourth proportional to 69,878.72, 96,446.28 and 44,414.75 is: 61,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,878.72 : 96,446.28 = 44,414.75 : x
  2. Step 2: Convert to fraction form
    69,878.72/96,446.28 = 44,414.75/x
  3. Step 3: Cross multiply
    69,878.72x = 96,446.28 × 44,414.75
  4. Step 4: Simplify right side
    69,878.72x = 4,283,636,932.40
  5. Step 5: Solve for x
    x = 4,283,636,932.40/69,878.72
  6. Step 6: Final answer
    x = 61,301.03

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1.5x scale

Why These Related Problems?

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