Home / 69,723.60-104,585.40-50,186.40

Finding the Fourth Proportional to 69,723.60, 104,585.40 and 50,186.40

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Solution

The fourth proportional to 69,723.60, 104,585.40 and 50,186.40 is: 75,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,723.60 : 104,585.40 = 50,186.40 : x
  2. Step 2: Convert to fraction form
    69,723.60/104,585.40 = 50,186.40/x
  3. Step 3: Cross multiply
    69,723.60x = 104,585.40 × 50,186.40
  4. Step 4: Simplify right side
    69,723.60x = 5,248,764,718.56
  5. Step 5: Solve for x
    x = 5,248,764,718.56/69,723.60
  6. Step 6: Final answer
    x = 75,279.60

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1.5x scale

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.