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Finding the Fourth Proportional to 64,016.98, 88,342.94 and 37,161.99

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Solution

The fourth proportional to 64,016.98, 88,342.94 and 37,161.99 is: 51,283.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,016.98 : 88,342.94 = 37,161.99 : x
  2. Step 2: Convert to fraction form
    64,016.98/88,342.94 = 37,161.99/x
  3. Step 3: Cross multiply
    64,016.98x = 88,342.94 × 37,161.99
  4. Step 4: Simplify right side
    64,016.98x = 3,282,999,545.76
  5. Step 5: Solve for x
    x = 3,282,999,545.76/64,016.98
  6. Step 6: Final answer
    x = 51,283.26

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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.