Home / 66,669.20-92,003.08-36,861.20

Finding the Fourth Proportional to 66,669.20, 92,003.08 and 36,861.20

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Solution

The fourth proportional to 66,669.20, 92,003.08 and 36,861.20 is: 50,868.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,669.20 : 92,003.08 = 36,861.20 : x
  2. Step 2: Convert to fraction form
    66,669.20/92,003.08 = 36,861.20/x
  3. Step 3: Cross multiply
    66,669.20x = 92,003.08 × 36,861.20
  4. Step 4: Simplify right side
    66,669.20x = 3,391,343,932.50
  5. Step 5: Solve for x
    x = 3,391,343,932.50/66,669.20
  6. Step 6: Final answer
    x = 50,868.23

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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.