Home / 204,529.05-306,690.90-119,167.53

Finding the Fourth Proportional to 204,529.05, 306,690.90 and 119,167.53

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Solution

The fourth proportional to 204,529.05, 306,690.90 and 119,167.53 is: 178,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,529.05 : 306,690.90 = 119,167.53 : x
  2. Step 2: Convert to fraction form
    204,529.05/306,690.90 = 119,167.53/x
  3. Step 3: Cross multiply
    204,529.05x = 306,690.90 × 119,167.53
  4. Step 4: Simplify right side
    204,529.05x = 36,547,597,026.48
  5. Step 5: Solve for x
    x = 36,547,597,026.48/204,529.05
  6. Step 6: Final answer
    x = 178,691.47

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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.