Home / 42,438-58,564.44-23,579.04

Finding the Fourth Proportional to 42,438, 58,564.44 and 23,579.04

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Solution

The fourth proportional to 42,438, 58,564.44 and 23,579.04 is: 32,539.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,438 : 58,564.44 = 23,579.04 : x
  2. Step 2: Convert to fraction form
    42,438/58,564.44 = 23,579.04/x
  3. Step 3: Cross multiply
    42,438x = 58,564.44 × 23,579.04
  4. Step 4: Simplify right side
    42,438x = 1,380,893,273.34
  5. Step 5: Solve for x
    x = 1,380,893,273.34/42,438
  6. Step 6: Final answer
    x = 32,539.08

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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.