Home / 42,996.74-64,471.43-23,029.64

Finding the Fourth Proportional to 42,996.74, 64,471.43 and 23,029.64

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Solution

The fourth proportional to 42,996.74, 64,471.43 and 23,029.64 is: 34,531.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,996.74 : 64,471.43 = 23,029.64 : x
  2. Step 2: Convert to fraction form
    42,996.74/64,471.43 = 23,029.64/x
  3. Step 3: Cross multiply
    42,996.74x = 64,471.43 × 23,029.64
  4. Step 4: Simplify right side
    42,996.74x = 1,484,753,823.19
  5. Step 5: Solve for x
    x = 1,484,753,823.19/42,996.74
  6. Step 6: Final answer
    x = 34,531.78

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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.