Home / 94,864.82-130,918.49-54,584.70

Finding the Fourth Proportional to 94,864.82, 130,918.49 and 54,584.70

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Solution

The fourth proportional to 94,864.82, 130,918.49 and 54,584.70 is: 75,329.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,864.82 : 130,918.49 = 54,584.70 : x
  2. Step 2: Convert to fraction form
    94,864.82/130,918.49 = 54,584.70/x
  3. Step 3: Cross multiply
    94,864.82x = 130,918.49 × 54,584.70
  4. Step 4: Simplify right side
    94,864.82x = 7,146,146,637.56
  5. Step 5: Solve for x
    x = 7,146,146,637.56/94,864.82
  6. Step 6: Final answer
    x = 75,329.78

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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.