Home / 204,595.40-306,696.25-104,802.59

Finding the Fourth Proportional to 204,595.40, 306,696.25 and 104,802.59

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Solution

The fourth proportional to 204,595.40, 306,696.25 and 104,802.59 is: 157,103.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,595.40 : 306,696.25 = 104,802.59 : x
  2. Step 2: Convert to fraction form
    204,595.40/306,696.25 = 104,802.59/x
  3. Step 3: Cross multiply
    204,595.40x = 306,696.25 × 104,802.59
  4. Step 4: Simplify right side
    204,595.40x = 32,142,561,343.29
  5. Step 5: Solve for x
    x = 32,142,561,343.29/204,595.40
  6. Step 6: Final answer
    x = 157,103.05

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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.