Home / 144,772.08-217,104.75-49,978.14

Finding the Fourth Proportional to 144,772.08, 217,104.75 and 49,978.14

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Solution

The fourth proportional to 144,772.08, 217,104.75 and 49,978.14 is: 74,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,772.08 : 217,104.75 = 49,978.14 : x
  2. Step 2: Convert to fraction form
    144,772.08/217,104.75 = 49,978.14/x
  3. Step 3: Cross multiply
    144,772.08x = 217,104.75 × 49,978.14
  4. Step 4: Simplify right side
    144,772.08x = 10,850,491,590.17
  5. Step 5: Solve for x
    x = 10,850,491,590.17/144,772.08
  6. Step 6: Final answer
    x = 74,948.79

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1.5x scale

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.