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Finding the Fourth Proportional to 17,799.40, 26,718.30 and 10,023.40

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Solution

The fourth proportional to 17,799.40, 26,718.30 and 10,023.40 is: 15,045.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,799.40 : 26,718.30 = 10,023.40 : x
  2. Step 2: Convert to fraction form
    17,799.40/26,718.30 = 10,023.40/x
  3. Step 3: Cross multiply
    17,799.40x = 26,718.30 × 10,023.40
  4. Step 4: Simplify right side
    17,799.40x = 267,808,208.22
  5. Step 5: Solve for x
    x = 267,808,208.22/17,799.40
  6. Step 6: Final answer
    x = 15,045.91

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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.