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Finding the Fourth Proportional to 17,571.40, 24,248.88 and 9,613.60

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Solution

The fourth proportional to 17,571.40, 24,248.88 and 9,613.60 is: 13,266.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,571.40 : 24,248.88 = 9,613.60 : x
  2. Step 2: Convert to fraction form
    17,571.40/24,248.88 = 9,613.60/x
  3. Step 3: Cross multiply
    17,571.40x = 24,248.88 × 9,613.60
  4. Step 4: Simplify right side
    17,571.40x = 233,119,032.77
  5. Step 5: Solve for x
    x = 233,119,032.77/17,571.40
  6. Step 6: Final answer
    x = 13,266.96

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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.