Home / 42,976.53-64,484.16-23,231.97

Finding the Fourth Proportional to 42,976.53, 64,484.16 and 23,231.97

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Solution

The fourth proportional to 42,976.53, 64,484.16 and 23,231.97 is: 34,858.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,976.53 : 64,484.16 = 23,231.97 : x
  2. Step 2: Convert to fraction form
    42,976.53/64,484.16 = 23,231.97/x
  3. Step 3: Cross multiply
    42,976.53x = 64,484.16 × 23,231.97
  4. Step 4: Simplify right side
    42,976.53x = 1,498,094,070.60
  5. Step 5: Solve for x
    x = 1,498,094,070.60/42,976.53
  6. Step 6: Final answer
    x = 34,858.42

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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.