Home / 70,840.72-97,726.53-43,974.64

Finding the Fourth Proportional to 70,840.72, 97,726.53 and 43,974.64

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Solution

The fourth proportional to 70,840.72, 97,726.53 and 43,974.64 is: 60,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,840.72 : 97,726.53 = 43,974.64 : x
  2. Step 2: Convert to fraction form
    70,840.72/97,726.53 = 43,974.64/x
  3. Step 3: Cross multiply
    70,840.72x = 97,726.53 × 43,974.64
  4. Step 4: Simplify right side
    70,840.72x = 4,297,488,975.20
  5. Step 5: Solve for x
    x = 4,297,488,975.20/70,840.72
  6. Step 6: Final answer
    x = 60,664.11

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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.