Home / 224,242.11-336,305.75-66,433.66

Finding the Fourth Proportional to 224,242.11, 336,305.75 and 66,433.66

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Solution

The fourth proportional to 224,242.11, 336,305.75 and 66,433.66 is: 99,633.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,242.11 : 336,305.75 = 66,433.66 : x
  2. Step 2: Convert to fraction form
    224,242.11/336,305.75 = 66,433.66/x
  3. Step 3: Cross multiply
    224,242.11x = 336,305.75 × 66,433.66
  4. Step 4: Simplify right side
    224,242.11x = 22,342,021,851.55
  5. Step 5: Solve for x
    x = 22,342,021,851.55/224,242.11
  6. Step 6: Final answer
    x = 99,633.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.