Home / 204,528.55-306,690.15-119,167.04

Finding the Fourth Proportional to 204,528.55, 306,690.15 and 119,167.04

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Solution

The fourth proportional to 204,528.55, 306,690.15 and 119,167.04 is: 178,690.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,528.55 : 306,690.15 = 119,167.04 : x
  2. Step 2: Convert to fraction form
    204,528.55/306,690.15 = 119,167.04/x
  3. Step 3: Cross multiply
    204,528.55x = 306,690.15 × 119,167.04
  4. Step 4: Simplify right side
    204,528.55x = 36,547,355,839.21
  5. Step 5: Solve for x
    x = 36,547,355,839.21/204,528.55
  6. Step 6: Final answer
    x = 178,690.73

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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.