Home / 61,581.12-84,982.56-33,287.36

Finding the Fourth Proportional to 61,581.12, 84,982.56 and 33,287.36

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Solution

The fourth proportional to 61,581.12, 84,982.56 and 33,287.36 is: 45,936.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,581.12 : 84,982.56 = 33,287.36 : x
  2. Step 2: Convert to fraction form
    61,581.12/84,982.56 = 33,287.36/x
  3. Step 3: Cross multiply
    61,581.12x = 84,982.56 × 33,287.36
  4. Step 4: Simplify right side
    61,581.12x = 2,828,845,068.44
  5. Step 5: Solve for x
    x = 2,828,845,068.44/61,581.12
  6. Step 6: Final answer
    x = 45,936.89

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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.