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Finding the Fourth Proportional to 17,803.06, 26,681.23 and 13,101.06

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Solution

The fourth proportional to 17,803.06, 26,681.23 and 13,101.06 is: 19,634.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803.06 : 26,681.23 = 13,101.06 : x
  2. Step 2: Convert to fraction form
    17,803.06/26,681.23 = 13,101.06/x
  3. Step 3: Cross multiply
    17,803.06x = 26,681.23 × 13,101.06
  4. Step 4: Simplify right side
    17,803.06x = 349,552,395.10
  5. Step 5: Solve for x
    x = 349,552,395.10/17,803.06
  6. Step 6: Final answer
    x = 19,634.40

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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.