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Finding the Fourth Proportional to 17,642.35, 26,463.53 and 5,955.40

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Solution

The fourth proportional to 17,642.35, 26,463.53 and 5,955.40 is: 8,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,642.35 : 26,463.53 = 5,955.40 : x
  2. Step 2: Convert to fraction form
    17,642.35/26,463.53 = 5,955.40/x
  3. Step 3: Cross multiply
    17,642.35x = 26,463.53 × 5,955.40
  4. Step 4: Simplify right side
    17,642.35x = 157,600,906.56
  5. Step 5: Solve for x
    x = 157,600,906.56/17,642.35
  6. Step 6: Final answer
    x = 8,933.10

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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.