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Finding the Fourth Proportional to 64,693.71, 97,007.76 and 29,603.31

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Solution

The fourth proportional to 64,693.71, 97,007.76 and 29,603.31 is: 44,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,693.71 : 97,007.76 = 29,603.31 : x
  2. Step 2: Convert to fraction form
    64,693.71/97,007.76 = 29,603.31/x
  3. Step 3: Cross multiply
    64,693.71x = 97,007.76 × 29,603.31
  4. Step 4: Simplify right side
    64,693.71x = 2,871,750,791.69
  5. Step 5: Solve for x
    x = 2,871,750,791.69/64,693.71
  6. Step 6: Final answer
    x = 44,389.95

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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.