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Finding the Fourth Proportional to 50,348.56, 69,482.76 and 27,688.48

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Solution

The fourth proportional to 50,348.56, 69,482.76 and 27,688.48 is: 38,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,348.56 : 69,482.76 = 27,688.48 : x
  2. Step 2: Convert to fraction form
    50,348.56/69,482.76 = 27,688.48/x
  3. Step 3: Cross multiply
    50,348.56x = 69,482.76 × 27,688.48
  4. Step 4: Simplify right side
    50,348.56x = 1,923,872,010.60
  5. Step 5: Solve for x
    x = 1,923,872,010.60/50,348.56
  6. Step 6: Final answer
    x = 38,211.06

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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.