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Finding the Fourth Proportional to 24,749.60, 37,117.20 and 13,661.60

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Solution

The fourth proportional to 24,749.60, 37,117.20 and 13,661.60 is: 20,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,749.60 : 37,117.20 = 13,661.60 : x
  2. Step 2: Convert to fraction form
    24,749.60/37,117.20 = 13,661.60/x
  3. Step 3: Cross multiply
    24,749.60x = 37,117.20 × 13,661.60
  4. Step 4: Simplify right side
    24,749.60x = 507,080,339.52
  5. Step 5: Solve for x
    x = 507,080,339.52/24,749.60
  6. Step 6: Final answer
    x = 20,488.43

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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.