Home / 67,237.07-92,799.60-38,942.75

Finding the Fourth Proportional to 67,237.07, 92,799.60 and 38,942.75

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Solution

The fourth proportional to 67,237.07, 92,799.60 and 38,942.75 is: 53,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,237.07 : 92,799.60 = 38,942.75 : x
  2. Step 2: Convert to fraction form
    67,237.07/92,799.60 = 38,942.75/x
  3. Step 3: Cross multiply
    67,237.07x = 92,799.60 × 38,942.75
  4. Step 4: Simplify right side
    67,237.07x = 3,613,871,622.90
  5. Step 5: Solve for x
    x = 3,613,871,622.90/67,237.07
  6. Step 6: Final answer
    x = 53,748.20

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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.