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Finding the Fourth Proportional to 17,565.40, 24,240.60 and 9,607.60

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Solution

The fourth proportional to 17,565.40, 24,240.60 and 9,607.60 is: 13,258.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.40 : 24,240.60 = 9,607.60 : x
  2. Step 2: Convert to fraction form
    17,565.40/24,240.60 = 9,607.60/x
  3. Step 3: Cross multiply
    17,565.40x = 24,240.60 × 9,607.60
  4. Step 4: Simplify right side
    17,565.40x = 232,893,988.56
  5. Step 5: Solve for x
    x = 232,893,988.56/17,565.40
  6. Step 6: Final answer
    x = 13,258.68

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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.