Home / 50,345.42-69,477.48-27,685.40

Finding the Fourth Proportional to 50,345.42, 69,477.48 and 27,685.40

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Solution

The fourth proportional to 50,345.42, 69,477.48 and 27,685.40 is: 38,206.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,345.42 : 69,477.48 = 27,685.40 : x
  2. Step 2: Convert to fraction form
    50,345.42/69,477.48 = 27,685.40/x
  3. Step 3: Cross multiply
    50,345.42x = 69,477.48 × 27,685.40
  4. Step 4: Simplify right side
    50,345.42x = 1,923,511,824.79
  5. Step 5: Solve for x
    x = 1,923,511,824.79/50,345.42
  6. Step 6: Final answer
    x = 38,206.29

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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.