Home / 66,868.24-92,265.96-38,563.60

Finding the Fourth Proportional to 66,868.24, 92,265.96 and 38,563.60

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Solution

The fourth proportional to 66,868.24, 92,265.96 and 38,563.60 is: 53,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,868.24 : 92,265.96 = 38,563.60 : x
  2. Step 2: Convert to fraction form
    66,868.24/92,265.96 = 38,563.60/x
  3. Step 3: Cross multiply
    66,868.24x = 92,265.96 × 38,563.60
  4. Step 4: Simplify right side
    66,868.24x = 3,558,107,575.06
  5. Step 5: Solve for x
    x = 3,558,107,575.06/66,868.24
  6. Step 6: Final answer
    x = 53,210.73

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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.