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Finding the Fourth Proportional to 64,487.24, 88,966.96 and 37,245.32

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Solution

The fourth proportional to 64,487.24, 88,966.96 and 37,245.32 is: 51,383.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,487.24 : 88,966.96 = 37,245.32 : x
  2. Step 2: Convert to fraction form
    64,487.24/88,966.96 = 37,245.32/x
  3. Step 3: Cross multiply
    64,487.24x = 88,966.96 × 37,245.32
  4. Step 4: Simplify right side
    64,487.24x = 3,313,602,894.63
  5. Step 5: Solve for x
    x = 3,313,602,894.63/64,487.24
  6. Step 6: Final answer
    x = 51,383.85

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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.