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Finding the Fourth Proportional to 64,319.16, 88,767.02 and 37,096.31

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Solution

The fourth proportional to 64,319.16, 88,767.02 and 37,096.31 is: 51,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,319.16 : 88,767.02 = 37,096.31 : x
  2. Step 2: Convert to fraction form
    64,319.16/88,767.02 = 37,096.31/x
  3. Step 3: Cross multiply
    64,319.16x = 88,767.02 × 37,096.31
  4. Step 4: Simplify right side
    64,319.16x = 3,292,928,262.38
  5. Step 5: Solve for x
    x = 3,292,928,262.38/64,319.16
  6. Step 6: Final answer
    x = 51,196.69

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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.