Home / 62,540.40-86,303.16-34,245.60

Finding the Fourth Proportional to 62,540.40, 86,303.16 and 34,245.60

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Solution

The fourth proportional to 62,540.40, 86,303.16 and 34,245.60 is: 47,257.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,540.40 : 86,303.16 = 34,245.60 : x
  2. Step 2: Convert to fraction form
    62,540.40/86,303.16 = 34,245.60/x
  3. Step 3: Cross multiply
    62,540.40x = 86,303.16 × 34,245.60
  4. Step 4: Simplify right side
    62,540.40x = 2,955,503,496.10
  5. Step 5: Solve for x
    x = 2,955,503,496.10/62,540.40
  6. Step 6: Final answer
    x = 47,257.51

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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.