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Finding the Fourth Proportional to 64,247.00, 88,678.80 and 37,394.69

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Solution

The fourth proportional to 64,247.00, 88,678.80 and 37,394.69 is: 51,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,247.00 : 88,678.80 = 37,394.69 : x
  2. Step 2: Convert to fraction form
    64,247.00/88,678.80 = 37,394.69/x
  3. Step 3: Cross multiply
    64,247.00x = 88,678.80 × 37,394.69
  4. Step 4: Simplify right side
    64,247.00x = 3,316,115,792.18
  5. Step 5: Solve for x
    x = 3,316,115,792.18/64,247.00
  6. Step 6: Final answer
    x = 51,615.11

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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.