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Finding the Fourth Proportional to 27,301.79, 40,962.69 and 11,510.79

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Solution

The fourth proportional to 27,301.79, 40,962.69 and 11,510.79 is: 17,270.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301.79 : 40,962.69 = 11,510.79 : x
  2. Step 2: Convert to fraction form
    27,301.79/40,962.69 = 11,510.79/x
  3. Step 3: Cross multiply
    27,301.79x = 40,962.69 × 11,510.79
  4. Step 4: Simplify right side
    27,301.79x = 471,512,922.43
  5. Step 5: Solve for x
    x = 471,512,922.43/27,301.79
  6. Step 6: Final answer
    x = 17,270.41

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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.