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Finding the Fourth Proportional to 17,126.01, 25,653.15 and 13,776.17

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Solution

The fourth proportional to 17,126.01, 25,653.15 and 13,776.17 is: 20,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126.01 : 25,653.15 = 13,776.17 : x
  2. Step 2: Convert to fraction form
    17,126.01/25,653.15 = 13,776.17/x
  3. Step 3: Cross multiply
    17,126.01x = 25,653.15 × 13,776.17
  4. Step 4: Simplify right side
    17,126.01x = 353,402,027.17
  5. Step 5: Solve for x
    x = 353,402,027.17/17,126.01
  6. Step 6: Final answer
    x = 20,635.40

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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.