Home / 61,489.11-84,873.79-36,001.45

Finding the Fourth Proportional to 61,489.11, 84,873.79 and 36,001.45

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Solution

The fourth proportional to 61,489.11, 84,873.79 and 36,001.45 is: 49,693.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,489.11 : 84,873.79 = 36,001.45 : x
  2. Step 2: Convert to fraction form
    61,489.11/84,873.79 = 36,001.45/x
  3. Step 3: Cross multiply
    61,489.11x = 84,873.79 × 36,001.45
  4. Step 4: Simplify right side
    61,489.11x = 3,055,579,507.00
  5. Step 5: Solve for x
    x = 3,055,579,507.00/61,489.11
  6. Step 6: Final answer
    x = 49,693.02

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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.