Home / 237,623.63-327,839.87-135,575.78

Finding the Fourth Proportional to 237,623.63, 327,839.87 and 135,575.78

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Solution

The fourth proportional to 237,623.63, 327,839.87 and 135,575.78 is: 187,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,623.63 : 327,839.87 = 135,575.78 : x
  2. Step 2: Convert to fraction form
    237,623.63/327,839.87 = 135,575.78/x
  3. Step 3: Cross multiply
    237,623.63x = 327,839.87 × 135,575.78
  4. Step 4: Simplify right side
    237,623.63x = 44,447,144,790.09
  5. Step 5: Solve for x
    x = 44,447,144,790.09/237,623.63
  6. Step 6: Final answer
    x = 187,048.51

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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.