Home / 50,515.58-69,712.06-27,854.64

Finding the Fourth Proportional to 50,515.58, 69,712.06 and 27,854.64

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Solution

The fourth proportional to 50,515.58, 69,712.06 and 27,854.64 is: 38,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,515.58 : 69,712.06 = 27,854.64 : x
  2. Step 2: Convert to fraction form
    50,515.58/69,712.06 = 27,854.64/x
  3. Step 3: Cross multiply
    50,515.58x = 69,712.06 × 27,854.64
  4. Step 4: Simplify right side
    50,515.58x = 1,941,804,334.96
  5. Step 5: Solve for x
    x = 1,941,804,334.96/50,515.58
  6. Step 6: Final answer
    x = 38,439.71

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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.