Home / 61,151.04-84,383.52-33,928

Finding the Fourth Proportional to 61,151.04, 84,383.52 and 33,928

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Solution

The fourth proportional to 61,151.04, 84,383.52 and 33,928 is: 46,817.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,151.04 : 84,383.52 = 33,928 : x
  2. Step 2: Convert to fraction form
    61,151.04/84,383.52 = 33,928/x
  3. Step 3: Cross multiply
    61,151.04x = 84,383.52 × 33,928
  4. Step 4: Simplify right side
    61,151.04x = 2,862,964,066.56
  5. Step 5: Solve for x
    x = 2,862,964,066.56/61,151.04
  6. Step 6: Final answer
    x = 46,817.91

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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.