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Finding the Fourth Proportional to 61,323.94, 84,564.03 and 51,248.62

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Solution

The fourth proportional to 61,323.94, 84,564.03 and 51,248.62 is: 70,670.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,323.94 : 84,564.03 = 51,248.62 : x
  2. Step 2: Convert to fraction form
    61,323.94/84,564.03 = 51,248.62/x
  3. Step 3: Cross multiply
    61,323.94x = 84,564.03 × 51,248.62
  4. Step 4: Simplify right side
    61,323.94x = 4,333,789,839.14
  5. Step 5: Solve for x
    x = 4,333,789,839.14/61,323.94
  6. Step 6: Final answer
    x = 70,670.44

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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.