Home / 67,284.64-101,277.88-57,136.96

Finding the Fourth Proportional to 67,284.64, 101,277.88 and 57,136.96

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Solution

The fourth proportional to 67,284.64, 101,277.88 and 57,136.96 is: 86,003.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,284.64 : 101,277.88 = 57,136.96 : x
  2. Step 2: Convert to fraction form
    67,284.64/101,277.88 = 57,136.96/x
  3. Step 3: Cross multiply
    67,284.64x = 101,277.88 × 57,136.96
  4. Step 4: Simplify right side
    67,284.64x = 5,786,710,178.44
  5. Step 5: Solve for x
    x = 5,786,710,178.44/67,284.64
  6. Step 6: Final answer
    x = 86,003.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.