Home / 204,867.20-307,300.80-169,875.20

Finding the Fourth Proportional to 204,867.20, 307,300.80 and 169,875.20

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Solution

The fourth proportional to 204,867.20, 307,300.80 and 169,875.20 is: 254,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,867.20 : 307,300.80 = 169,875.20 : x
  2. Step 2: Convert to fraction form
    204,867.20/307,300.80 = 169,875.20/x
  3. Step 3: Cross multiply
    204,867.20x = 307,300.80 × 169,875.20
  4. Step 4: Simplify right side
    204,867.20x = 52,202,784,860.16
  5. Step 5: Solve for x
    x = 52,202,784,860.16/204,867.20
  6. Step 6: Final answer
    x = 254,812.80

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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.