Home / 67,408.14-101,112.21-23,012.58

Finding the Fourth Proportional to 67,408.14, 101,112.21 and 23,012.58

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Solution

The fourth proportional to 67,408.14, 101,112.21 and 23,012.58 is: 34,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,408.14 : 101,112.21 = 23,012.58 : x
  2. Step 2: Convert to fraction form
    67,408.14/101,112.21 = 23,012.58/x
  3. Step 3: Cross multiply
    67,408.14x = 101,112.21 × 23,012.58
  4. Step 4: Simplify right side
    67,408.14x = 2,326,852,821.60
  5. Step 5: Solve for x
    x = 2,326,852,821.60/67,408.14
  6. Step 6: Final answer
    x = 34,518.87

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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.