Home / 66,806.42-92,194.34-38,125.50

Finding the Fourth Proportional to 66,806.42, 92,194.34 and 38,125.50

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Solution

The fourth proportional to 66,806.42, 92,194.34 and 38,125.50 is: 52,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,806.42 : 92,194.34 = 38,125.50 : x
  2. Step 2: Convert to fraction form
    66,806.42/92,194.34 = 38,125.50/x
  3. Step 3: Cross multiply
    66,806.42x = 92,194.34 × 38,125.50
  4. Step 4: Simplify right side
    66,806.42x = 3,514,955,119.04
  5. Step 5: Solve for x
    x = 3,514,955,119.04/66,806.42
  6. Step 6: Final answer
    x = 52,614.04

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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.