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Finding the Fourth Proportional to 69,084.68, 95,335.80 and 40,410.68

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Solution

The fourth proportional to 69,084.68, 95,335.80 and 40,410.68 is: 55,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,084.68 : 95,335.80 = 40,410.68 : x
  2. Step 2: Convert to fraction form
    69,084.68/95,335.80 = 40,410.68/x
  3. Step 3: Cross multiply
    69,084.68x = 95,335.80 × 40,410.68
  4. Step 4: Simplify right side
    69,084.68x = 3,852,584,506.34
  5. Step 5: Solve for x
    x = 3,852,584,506.34/69,084.68
  6. Step 6: Final answer
    x = 55,766.12

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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.