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Finding the Fourth Proportional to 42,637.56, 63,935.03 and 24,874.32

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Solution

The fourth proportional to 42,637.56, 63,935.03 and 24,874.32 is: 37,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,637.56 : 63,935.03 = 24,874.32 : x
  2. Step 2: Convert to fraction form
    42,637.56/63,935.03 = 24,874.32/x
  3. Step 3: Cross multiply
    42,637.56x = 63,935.03 × 24,874.32
  4. Step 4: Simplify right side
    42,637.56x = 1,590,340,395.43
  5. Step 5: Solve for x
    x = 1,590,340,395.43/42,637.56
  6. Step 6: Final answer
    x = 37,299.05

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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.