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Finding the Fourth Proportional to 64,337.63, 88,785.87 and 36,043.52

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Solution

The fourth proportional to 64,337.63, 88,785.87 and 36,043.52 is: 49,740.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,337.63 : 88,785.87 = 36,043.52 : x
  2. Step 2: Convert to fraction form
    64,337.63/88,785.87 = 36,043.52/x
  3. Step 3: Cross multiply
    64,337.63x = 88,785.87 × 36,043.52
  4. Step 4: Simplify right side
    64,337.63x = 3,200,155,281.06
  5. Step 5: Solve for x
    x = 3,200,155,281.06/64,337.63
  6. Step 6: Final answer
    x = 49,740.02

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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.