Home / 67,267.82-92,829.59-38,989.91

Finding the Fourth Proportional to 67,267.82, 92,829.59 and 38,989.91

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Solution

The fourth proportional to 67,267.82, 92,829.59 and 38,989.91 is: 53,806.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,267.82 : 92,829.59 = 38,989.91 : x
  2. Step 2: Convert to fraction form
    67,267.82/92,829.59 = 38,989.91/x
  3. Step 3: Cross multiply
    67,267.82x = 92,829.59 × 38,989.91
  4. Step 4: Simplify right side
    67,267.82x = 3,619,416,700.34
  5. Step 5: Solve for x
    x = 3,619,416,700.34/67,267.82
  6. Step 6: Final answer
    x = 53,806.07

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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.