Home / 200,916.76-301,365.24-74,581.60

Finding the Fourth Proportional to 200,916.76, 301,365.24 and 74,581.60

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Solution

The fourth proportional to 200,916.76, 301,365.24 and 74,581.60 is: 111,868.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,916.76 : 301,365.24 = 74,581.60 : x
  2. Step 2: Convert to fraction form
    200,916.76/301,365.24 = 74,581.60/x
  3. Step 3: Cross multiply
    200,916.76x = 301,365.24 × 74,581.60
  4. Step 4: Simplify right side
    200,916.76x = 22,476,301,783.58
  5. Step 5: Solve for x
    x = 22,476,301,783.58/200,916.76
  6. Step 6: Final answer
    x = 111,868.73

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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.