Home / 384,150.10-576,225.15-134,857.30

Finding the Fourth Proportional to 384,150.10, 576,225.15 and 134,857.30

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Solution

The fourth proportional to 384,150.10, 576,225.15 and 134,857.30 is: 202,285.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,150.10 : 576,225.15 = 134,857.30 : x
  2. Step 2: Convert to fraction form
    384,150.10/576,225.15 = 134,857.30/x
  3. Step 3: Cross multiply
    384,150.10x = 576,225.15 × 134,857.30
  4. Step 4: Simplify right side
    384,150.10x = 77,708,167,921.10
  5. Step 5: Solve for x
    x = 77,708,167,921.10/384,150.10
  6. Step 6: Final answer
    x = 202,285.95

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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.