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Finding the Fourth Proportional to 48,651.52, 72,977.28 and 37,574.37

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Solution

The fourth proportional to 48,651.52, 72,977.28 and 37,574.37 is: 56,361.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,651.52 : 72,977.28 = 37,574.37 : x
  2. Step 2: Convert to fraction form
    48,651.52/72,977.28 = 37,574.37/x
  3. Step 3: Cross multiply
    48,651.52x = 72,977.28 × 37,574.37
  4. Step 4: Simplify right side
    48,651.52x = 2,742,075,320.31
  5. Step 5: Solve for x
    x = 2,742,075,320.31/48,651.52
  6. Step 6: Final answer
    x = 56,361.56

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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.