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Finding the Fourth Proportional to 17,807.75, 24,574.86 and 9,741.25

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Solution

The fourth proportional to 17,807.75, 24,574.86 and 9,741.25 is: 13,443.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.75 : 24,574.86 = 9,741.25 : x
  2. Step 2: Convert to fraction form
    17,807.75/24,574.86 = 9,741.25/x
  3. Step 3: Cross multiply
    17,807.75x = 24,574.86 × 9,741.25
  4. Step 4: Simplify right side
    17,807.75x = 239,389,747.46
  5. Step 5: Solve for x
    x = 239,389,747.46/17,807.75
  6. Step 6: Final answer
    x = 13,443.01

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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.