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Finding the Fourth Proportional to 48,648.02, 72,972.03 and 37,570.87

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Solution

The fourth proportional to 48,648.02, 72,972.03 and 37,570.87 is: 56,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,648.02 : 72,972.03 = 37,570.87 : x
  2. Step 2: Convert to fraction form
    48,648.02/72,972.03 = 37,570.87/x
  3. Step 3: Cross multiply
    48,648.02x = 72,972.03 × 37,570.87
  4. Step 4: Simplify right side
    48,648.02x = 2,741,622,287.91
  5. Step 5: Solve for x
    x = 2,741,622,287.91/48,648.02
  6. Step 6: Final answer
    x = 56,356.30

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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.