Home / 42,178.52-63,267.85-12,594.02

Finding the Fourth Proportional to 42,178.52, 63,267.85 and 12,594.02

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Solution

The fourth proportional to 42,178.52, 63,267.85 and 12,594.02 is: 18,891.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,178.52 : 63,267.85 = 12,594.02 : x
  2. Step 2: Convert to fraction form
    42,178.52/63,267.85 = 12,594.02/x
  3. Step 3: Cross multiply
    42,178.52x = 63,267.85 × 12,594.02
  4. Step 4: Simplify right side
    42,178.52x = 796,796,694.94
  5. Step 5: Solve for x
    x = 796,796,694.94/42,178.52
  6. Step 6: Final answer
    x = 18,891.06

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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.