Home / 66,968.19-92,417.25-36,756.33

Finding the Fourth Proportional to 66,968.19, 92,417.25 and 36,756.33

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Solution

The fourth proportional to 66,968.19, 92,417.25 and 36,756.33 is: 50,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,968.19 : 92,417.25 = 36,756.33 : x
  2. Step 2: Convert to fraction form
    66,968.19/92,417.25 = 36,756.33/x
  3. Step 3: Cross multiply
    66,968.19x = 92,417.25 × 36,756.33
  4. Step 4: Simplify right side
    66,968.19x = 3,396,919,249.81
  5. Step 5: Solve for x
    x = 3,396,919,249.81/66,968.19
  6. Step 6: Final answer
    x = 50,724.37

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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.