Home / 67,904.43-101,862.09-25,804.68

Finding the Fourth Proportional to 67,904.43, 101,862.09 and 25,804.68

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Solution

The fourth proportional to 67,904.43, 101,862.09 and 25,804.68 is: 38,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,904.43 : 101,862.09 = 25,804.68 : x
  2. Step 2: Convert to fraction form
    67,904.43/101,862.09 = 25,804.68/x
  3. Step 3: Cross multiply
    67,904.43x = 101,862.09 × 25,804.68
  4. Step 4: Simplify right side
    67,904.43x = 2,628,518,636.58
  5. Step 5: Solve for x
    x = 2,628,518,636.58/67,904.43
  6. Step 6: Final answer
    x = 38,709.09

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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.