Home / 107,034.49-147,712.46-59,287.84

Finding the Fourth Proportional to 107,034.49, 147,712.46 and 59,287.84

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Solution

The fourth proportional to 107,034.49, 147,712.46 and 59,287.84 is: 81,819.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,034.49 : 147,712.46 = 59,287.84 : x
  2. Step 2: Convert to fraction form
    107,034.49/147,712.46 = 59,287.84/x
  3. Step 3: Cross multiply
    107,034.49x = 147,712.46 × 59,287.84
  4. Step 4: Simplify right side
    107,034.49x = 8,757,552,694.49
  5. Step 5: Solve for x
    x = 8,757,552,694.49/107,034.49
  6. Step 6: Final answer
    x = 81,819.91

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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.