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Finding the Fourth Proportional to 16,009.60, 24,014.40 and 11,603.20

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Solution

The fourth proportional to 16,009.60, 24,014.40 and 11,603.20 is: 17,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,009.60 : 24,014.40 = 11,603.20 : x
  2. Step 2: Convert to fraction form
    16,009.60/24,014.40 = 11,603.20/x
  3. Step 3: Cross multiply
    16,009.60x = 24,014.40 × 11,603.20
  4. Step 4: Simplify right side
    16,009.60x = 278,643,886.08
  5. Step 5: Solve for x
    x = 278,643,886.08/16,009.60
  6. Step 6: Final answer
    x = 17,404.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.