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Finding the Fourth Proportional to 37,871.66, 56,807.50 and 23,991.50

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Solution

The fourth proportional to 37,871.66, 56,807.50 and 23,991.50 is: 35,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,871.66 : 56,807.50 = 23,991.50 : x
  2. Step 2: Convert to fraction form
    37,871.66/56,807.50 = 23,991.50/x
  3. Step 3: Cross multiply
    37,871.66x = 56,807.50 × 23,991.50
  4. Step 4: Simplify right side
    37,871.66x = 1,362,897,136.25
  5. Step 5: Solve for x
    x = 1,362,897,136.25/37,871.66
  6. Step 6: Final answer
    x = 35,987.26

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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.