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Finding the Fourth Proportional to 17,574.40, 24,251.64 and 9,615.04

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Solution

The fourth proportional to 17,574.40, 24,251.64 and 9,615.04 is: 13,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,574.40 : 24,251.64 = 9,615.04 : x
  2. Step 2: Convert to fraction form
    17,574.40/24,251.64 = 9,615.04/x
  3. Step 3: Cross multiply
    17,574.40x = 24,251.64 × 9,615.04
  4. Step 4: Simplify right side
    17,574.40x = 233,180,488.67
  5. Step 5: Solve for x
    x = 233,180,488.67/17,574.40
  6. Step 6: Final answer
    x = 13,268.19

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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.