Home / 67,596.16-93,286.20-38,920.08

Finding the Fourth Proportional to 67,596.16, 93,286.20 and 38,920.08

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Solution

The fourth proportional to 67,596.16, 93,286.20 and 38,920.08 is: 53,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,596.16 : 93,286.20 = 38,920.08 : x
  2. Step 2: Convert to fraction form
    67,596.16/93,286.20 = 38,920.08/x
  3. Step 3: Cross multiply
    67,596.16x = 93,286.20 × 38,920.08
  4. Step 4: Simplify right side
    67,596.16x = 3,630,706,366.90
  5. Step 5: Solve for x
    x = 3,630,706,366.90/67,596.16
  6. Step 6: Final answer
    x = 53,711.73

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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.