Home / 67,275.52-92,860.32-38,993.92

Finding the Fourth Proportional to 67,275.52, 92,860.32 and 38,993.92

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Solution

The fourth proportional to 67,275.52, 92,860.32 and 38,993.92 is: 53,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,275.52 : 92,860.32 = 38,993.92 : x
  2. Step 2: Convert to fraction form
    67,275.52/92,860.32 = 38,993.92/x
  3. Step 3: Cross multiply
    67,275.52x = 92,860.32 × 38,993.92
  4. Step 4: Simplify right side
    67,275.52x = 3,620,987,889.25
  5. Step 5: Solve for x
    x = 3,620,987,889.25/67,275.52
  6. Step 6: Final answer
    x = 53,823.26

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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.