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Finding the Fourth Proportional to 17,232.06, 23,780.26 and 9,780.06

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Solution

The fourth proportional to 17,232.06, 23,780.26 and 9,780.06 is: 13,496.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,232.06 : 23,780.26 = 9,780.06 : x
  2. Step 2: Convert to fraction form
    17,232.06/23,780.26 = 9,780.06/x
  3. Step 3: Cross multiply
    17,232.06x = 23,780.26 × 9,780.06
  4. Step 4: Simplify right side
    17,232.06x = 232,572,369.62
  5. Step 5: Solve for x
    x = 232,572,369.62/17,232.06
  6. Step 6: Final answer
    x = 13,496.49

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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.