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Finding the Fourth Proportional to 69,808.75, 96,368.73 and 44,672.83

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Solution

The fourth proportional to 69,808.75, 96,368.73 and 44,672.83 is: 61,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,808.75 : 96,368.73 = 44,672.83 : x
  2. Step 2: Convert to fraction form
    69,808.75/96,368.73 = 44,672.83/x
  3. Step 3: Cross multiply
    69,808.75x = 96,368.73 × 44,672.83
  4. Step 4: Simplify right side
    69,808.75x = 4,305,063,892.61
  5. Step 5: Solve for x
    x = 4,305,063,892.61/69,808.75
  6. Step 6: Final answer
    x = 61,669.40

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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.