Home / 67,460.40-101,135.64-25,316.80

Finding the Fourth Proportional to 67,460.40, 101,135.64 and 25,316.80

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Solution

The fourth proportional to 67,460.40, 101,135.64 and 25,316.80 is: 37,954.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,460.40 : 101,135.64 = 25,316.80 : x
  2. Step 2: Convert to fraction form
    67,460.40/101,135.64 = 25,316.80/x
  3. Step 3: Cross multiply
    67,460.40x = 101,135.64 × 25,316.80
  4. Step 4: Simplify right side
    67,460.40x = 2,560,430,770.75
  5. Step 5: Solve for x
    x = 2,560,430,770.75/67,460.40
  6. Step 6: Final answer
    x = 37,954.57

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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.