Home / 204,160.89-306,303.51-104,391.17

Finding the Fourth Proportional to 204,160.89, 306,303.51 and 104,391.17

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Solution

The fourth proportional to 204,160.89, 306,303.51 and 104,391.17 is: 156,618.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,160.89 : 306,303.51 = 104,391.17 : x
  2. Step 2: Convert to fraction form
    204,160.89/306,303.51 = 104,391.17/x
  3. Step 3: Cross multiply
    204,160.89x = 306,303.51 × 104,391.17
  4. Step 4: Simplify right side
    204,160.89x = 31,975,381,784.01
  5. Step 5: Solve for x
    x = 31,975,381,784.01/204,160.89
  6. Step 6: Final answer
    x = 156,618.55

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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.