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Finding the Fourth Proportional to 59,239.74, 81,670.94 and 37,982.10

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Solution

The fourth proportional to 59,239.74, 81,670.94 and 37,982.10 is: 52,364.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,239.74 : 81,670.94 = 37,982.10 : x
  2. Step 2: Convert to fraction form
    59,239.74/81,670.94 = 37,982.10/x
  3. Step 3: Cross multiply
    59,239.74x = 81,670.94 × 37,982.10
  4. Step 4: Simplify right side
    59,239.74x = 3,102,033,810.17
  5. Step 5: Solve for x
    x = 3,102,033,810.17/59,239.74
  6. Step 6: Final answer
    x = 52,364.07

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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.