Home / 204,948.76-307,482.54-84,983.44

Finding the Fourth Proportional to 204,948.76, 307,482.54 and 84,983.44

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Solution

The fourth proportional to 204,948.76, 307,482.54 and 84,983.44 is: 127,499.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,948.76 : 307,482.54 = 84,983.44 : x
  2. Step 2: Convert to fraction form
    204,948.76/307,482.54 = 84,983.44/x
  3. Step 3: Cross multiply
    204,948.76x = 307,482.54 × 84,983.44
  4. Step 4: Simplify right side
    204,948.76x = 26,130,923,989.14
  5. Step 5: Solve for x
    x = 26,130,923,989.14/204,948.76
  6. Step 6: Final answer
    x = 127,499.79

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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.