Home / 60,583.52-90,836.40-39,782.72

Finding the Fourth Proportional to 60,583.52, 90,836.40 and 39,782.72

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Solution

The fourth proportional to 60,583.52, 90,836.40 and 39,782.72 is: 59,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,583.52 : 90,836.40 = 39,782.72 : x
  2. Step 2: Convert to fraction form
    60,583.52/90,836.40 = 39,782.72/x
  3. Step 3: Cross multiply
    60,583.52x = 90,836.40 × 39,782.72
  4. Step 4: Simplify right side
    60,583.52x = 3,613,719,067.01
  5. Step 5: Solve for x
    x = 3,613,719,067.01/60,583.52
  6. Step 6: Final answer
    x = 59,648.55

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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.