Home / 56,987.35-85,387.62-19,527.23

Finding the Fourth Proportional to 56,987.35, 85,387.62 and 19,527.23

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Solution

The fourth proportional to 56,987.35, 85,387.62 and 19,527.23 is: 29,258.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,987.35 : 85,387.62 = 19,527.23 : x
  2. Step 2: Convert to fraction form
    56,987.35/85,387.62 = 19,527.23/x
  3. Step 3: Cross multiply
    56,987.35x = 85,387.62 × 19,527.23
  4. Step 4: Simplify right side
    56,987.35x = 1,667,383,391.44
  5. Step 5: Solve for x
    x = 1,667,383,391.44/56,987.35
  6. Step 6: Final answer
    x = 29,258.83

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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.