Home / 107,819.45-148,791.85-59,423.14

Finding the Fourth Proportional to 107,819.45, 148,791.85 and 59,423.14

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Solution

The fourth proportional to 107,819.45, 148,791.85 and 59,423.14 is: 82,004.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,819.45 : 148,791.85 = 59,423.14 : x
  2. Step 2: Convert to fraction form
    107,819.45/148,791.85 = 59,423.14/x
  3. Step 3: Cross multiply
    107,819.45x = 148,791.85 × 59,423.14
  4. Step 4: Simplify right side
    107,819.45x = 8,841,678,970.84
  5. Step 5: Solve for x
    x = 8,841,678,970.84/107,819.45
  6. Step 6: Final answer
    x = 82,004.49

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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.