Home / 152,949.33-211,069.94-84,972.65

Finding the Fourth Proportional to 152,949.33, 211,069.94 and 84,972.65

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Solution

The fourth proportional to 152,949.33, 211,069.94 and 84,972.65 is: 117,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,949.33 : 211,069.94 = 84,972.65 : x
  2. Step 2: Convert to fraction form
    152,949.33/211,069.94 = 84,972.65/x
  3. Step 3: Cross multiply
    152,949.33x = 211,069.94 × 84,972.65
  4. Step 4: Simplify right side
    152,949.33x = 17,935,170,656.93
  5. Step 5: Solve for x
    x = 17,935,170,656.93/152,949.33
  6. Step 6: Final answer
    x = 117,262.17

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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.