Home / 42,175.74-63,274.62-12,593.58

Finding the Fourth Proportional to 42,175.74, 63,274.62 and 12,593.58

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Solution

The fourth proportional to 42,175.74, 63,274.62 and 12,593.58 is: 18,893.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,175.74 : 63,274.62 = 12,593.58 : x
  2. Step 2: Convert to fraction form
    42,175.74/63,274.62 = 12,593.58/x
  3. Step 3: Cross multiply
    42,175.74x = 63,274.62 × 12,593.58
  4. Step 4: Simplify right side
    42,175.74x = 796,853,988.94
  5. Step 5: Solve for x
    x = 796,853,988.94/42,175.74
  6. Step 6: Final answer
    x = 18,893.66

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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.