Home / 67,905.41-101,858.68-25,774.18

Finding the Fourth Proportional to 67,905.41, 101,858.68 and 25,774.18

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Solution

The fourth proportional to 67,905.41, 101,858.68 and 25,774.18 is: 38,661.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,905.41 : 101,858.68 = 25,774.18 : x
  2. Step 2: Convert to fraction form
    67,905.41/101,858.68 = 25,774.18/x
  3. Step 3: Cross multiply
    67,905.41x = 101,858.68 × 25,774.18
  4. Step 4: Simplify right side
    67,905.41x = 2,625,323,508.02
  5. Step 5: Solve for x
    x = 2,625,323,508.02/67,905.41
  6. Step 6: Final answer
    x = 38,661.48

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1.5x scale

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.