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Finding the Fourth Proportional to 64,250.60, 96,246.30 and 36,516.20

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Solution

The fourth proportional to 64,250.60, 96,246.30 and 36,516.20 is: 54,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,250.60 : 96,246.30 = 36,516.20 : x
  2. Step 2: Convert to fraction form
    64,250.60/96,246.30 = 36,516.20/x
  3. Step 3: Cross multiply
    64,250.60x = 96,246.30 × 36,516.20
  4. Step 4: Simplify right side
    64,250.60x = 3,514,549,140.06
  5. Step 5: Solve for x
    x = 3,514,549,140.06/64,250.60
  6. Step 6: Final answer
    x = 54,700.64

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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.