Home / 204,159.21-306,300.98-104,389.48

Finding the Fourth Proportional to 204,159.21, 306,300.98 and 104,389.48

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Solution

The fourth proportional to 204,159.21, 306,300.98 and 104,389.48 is: 156,616.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,159.21 : 306,300.98 = 104,389.48 : x
  2. Step 2: Convert to fraction form
    204,159.21/306,300.98 = 104,389.48/x
  3. Step 3: Cross multiply
    204,159.21x = 306,300.98 × 104,389.48
  4. Step 4: Simplify right side
    204,159.21x = 31,974,600,025.69
  5. Step 5: Solve for x
    x = 31,974,600,025.69/204,159.21
  6. Step 6: Final answer
    x = 156,616.01

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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.