Home / 67,320.42-92,896.72-39,027.93

Finding the Fourth Proportional to 67,320.42, 92,896.72 and 39,027.93

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Solution

The fourth proportional to 67,320.42, 92,896.72 and 39,027.93 is: 53,855.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,320.42 : 92,896.72 = 39,027.93 : x
  2. Step 2: Convert to fraction form
    67,320.42/92,896.72 = 39,027.93/x
  3. Step 3: Cross multiply
    67,320.42x = 92,896.72 × 39,027.93
  4. Step 4: Simplify right side
    67,320.42x = 3,625,566,587.82
  5. Step 5: Solve for x
    x = 3,625,566,587.82/67,320.42
  6. Step 6: Final answer
    x = 53,855.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.