Home / 61,320.43-91,924.99-54,677.42

Finding the Fourth Proportional to 61,320.43, 91,924.99 and 54,677.42

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Solution

The fourth proportional to 61,320.43, 91,924.99 and 54,677.42 is: 81,966.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,320.43 : 91,924.99 = 54,677.42 : x
  2. Step 2: Convert to fraction form
    61,320.43/91,924.99 = 54,677.42/x
  3. Step 3: Cross multiply
    61,320.43x = 91,924.99 × 54,677.42
  4. Step 4: Simplify right side
    61,320.43x = 5,026,221,286.73
  5. Step 5: Solve for x
    x = 5,026,221,286.73/61,320.43
  6. Step 6: Final answer
    x = 81,966.50

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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.