Home / 295,023.20-442,571.52-84,665.12

Finding the Fourth Proportional to 295,023.20, 442,571.52 and 84,665.12

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Solution

The fourth proportional to 295,023.20, 442,571.52 and 84,665.12 is: 127,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,023.20 : 442,571.52 = 84,665.12 : x
  2. Step 2: Convert to fraction form
    295,023.20/442,571.52 = 84,665.12/x
  3. Step 3: Cross multiply
    295,023.20x = 442,571.52 × 84,665.12
  4. Step 4: Simplify right side
    295,023.20x = 37,470,370,849.38
  5. Step 5: Solve for x
    x = 37,470,370,849.38/295,023.20
  6. Step 6: Final answer
    x = 127,008.22

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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.