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Finding the Fourth Proportional to 17,345.68, 23,937.08 and 9,387.98

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Solution

The fourth proportional to 17,345.68, 23,937.08 and 9,387.98 is: 12,955.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,345.68 : 23,937.08 = 9,387.98 : x
  2. Step 2: Convert to fraction form
    17,345.68/23,937.08 = 9,387.98/x
  3. Step 3: Cross multiply
    17,345.68x = 23,937.08 × 9,387.98
  4. Step 4: Simplify right side
    17,345.68x = 224,720,828.30
  5. Step 5: Solve for x
    x = 224,720,828.30/17,345.68
  6. Step 6: Final answer
    x = 12,955.43

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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.