Home / 42,159.22-63,238.84-12,597.82

Finding the Fourth Proportional to 42,159.22, 63,238.84 and 12,597.82

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Solution

The fourth proportional to 42,159.22, 63,238.84 and 12,597.82 is: 18,896.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,159.22 : 63,238.84 = 12,597.82 : x
  2. Step 2: Convert to fraction form
    42,159.22/63,238.84 = 12,597.82/x
  3. Step 3: Cross multiply
    42,159.22x = 63,238.84 × 12,597.82
  4. Step 4: Simplify right side
    42,159.22x = 796,671,523.33
  5. Step 5: Solve for x
    x = 796,671,523.33/42,159.22
  6. Step 6: Final answer
    x = 18,896.73

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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.