Home / 67,370.45-92,967.28-38,683.49

Finding the Fourth Proportional to 67,370.45, 92,967.28 and 38,683.49

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Solution

The fourth proportional to 67,370.45, 92,967.28 and 38,683.49 is: 53,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,370.45 : 92,967.28 = 38,683.49 : x
  2. Step 2: Convert to fraction form
    67,370.45/92,967.28 = 38,683.49/x
  3. Step 3: Cross multiply
    67,370.45x = 92,967.28 × 38,683.49
  4. Step 4: Simplify right side
    67,370.45x = 3,596,298,284.66
  5. Step 5: Solve for x
    x = 3,596,298,284.66/67,370.45
  6. Step 6: Final answer
    x = 53,380.95

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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.