Home / 40,607.98-60,884.25-21,635.45

Finding the Fourth Proportional to 40,607.98, 60,884.25 and 21,635.45

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Solution

The fourth proportional to 40,607.98, 60,884.25 and 21,635.45 is: 32,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,607.98 : 60,884.25 = 21,635.45 : x
  2. Step 2: Convert to fraction form
    40,607.98/60,884.25 = 21,635.45/x
  3. Step 3: Cross multiply
    40,607.98x = 60,884.25 × 21,635.45
  4. Step 4: Simplify right side
    40,607.98x = 1,317,258,146.66
  5. Step 5: Solve for x
    x = 1,317,258,146.66/40,607.98
  6. Step 6: Final answer
    x = 32,438.41

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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.