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Finding the Fourth Proportional to 27,797.01, 38,365.80 and 17,723.13

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Solution

The fourth proportional to 27,797.01, 38,365.80 and 17,723.13 is: 24,461.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,797.01 : 38,365.80 = 17,723.13 : x
  2. Step 2: Convert to fraction form
    27,797.01/38,365.80 = 17,723.13/x
  3. Step 3: Cross multiply
    27,797.01x = 38,365.80 × 17,723.13
  4. Step 4: Simplify right side
    27,797.01x = 679,962,060.95
  5. Step 5: Solve for x
    x = 679,962,060.95/27,797.01
  6. Step 6: Final answer
    x = 24,461.70

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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.