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Finding the Fourth Proportional to 18,235.68, 27,329.68 and 9,343.47

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Solution

The fourth proportional to 18,235.68, 27,329.68 and 9,343.47 is: 14,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.68 : 27,329.68 = 9,343.47 : x
  2. Step 2: Convert to fraction form
    18,235.68/27,329.68 = 9,343.47/x
  3. Step 3: Cross multiply
    18,235.68x = 27,329.68 × 9,343.47
  4. Step 4: Simplify right side
    18,235.68x = 255,354,167.81
  5. Step 5: Solve for x
    x = 255,354,167.81/18,235.68
  6. Step 6: Final answer
    x = 14,003.00

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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.