Home / 77,929.04-107,539.92-43,937.24

Finding the Fourth Proportional to 77,929.04, 107,539.92 and 43,937.24

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Solution

The fourth proportional to 77,929.04, 107,539.92 and 43,937.24 is: 60,632.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,929.04 : 107,539.92 = 43,937.24 : x
  2. Step 2: Convert to fraction form
    77,929.04/107,539.92 = 43,937.24/x
  3. Step 3: Cross multiply
    77,929.04x = 107,539.92 × 43,937.24
  4. Step 4: Simplify right side
    77,929.04x = 4,725,006,736.92
  5. Step 5: Solve for x
    x = 4,725,006,736.92/77,929.04
  6. Step 6: Final answer
    x = 60,632.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.