Home / 204,374.92-306,575.34-64,139.08

Finding the Fourth Proportional to 204,374.92, 306,575.34 and 64,139.08

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Solution

The fourth proportional to 204,374.92, 306,575.34 and 64,139.08 is: 96,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,374.92 : 306,575.34 = 64,139.08 : x
  2. Step 2: Convert to fraction form
    204,374.92/306,575.34 = 64,139.08/x
  3. Step 3: Cross multiply
    204,374.92x = 306,575.34 × 64,139.08
  4. Step 4: Simplify right side
    204,374.92x = 19,663,460,258.29
  5. Step 5: Solve for x
    x = 19,663,460,258.29/204,374.92
  6. Step 6: Final answer
    x = 96,212.69

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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.