Home / 67,125.40-92,610-41,622.59

Finding the Fourth Proportional to 67,125.40, 92,610 and 41,622.59

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Solution

The fourth proportional to 67,125.40, 92,610 and 41,622.59 is: 57,424.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,125.40 : 92,610 = 41,622.59 : x
  2. Step 2: Convert to fraction form
    67,125.40/92,610 = 41,622.59/x
  3. Step 3: Cross multiply
    67,125.40x = 92,610 × 41,622.59
  4. Step 4: Simplify right side
    67,125.40x = 3,854,668,059.90
  5. Step 5: Solve for x
    x = 3,854,668,059.90/67,125.40
  6. Step 6: Final answer
    x = 57,424.88

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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.