Home / 98,789.44-148,183.62-39,582.76

Finding the Fourth Proportional to 98,789.44, 148,183.62 and 39,582.76

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Solution

The fourth proportional to 98,789.44, 148,183.62 and 39,582.76 is: 59,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,789.44 : 148,183.62 = 39,582.76 : x
  2. Step 2: Convert to fraction form
    98,789.44/148,183.62 = 39,582.76/x
  3. Step 3: Cross multiply
    98,789.44x = 148,183.62 × 39,582.76
  4. Step 4: Simplify right side
    98,789.44x = 5,865,516,666.39
  5. Step 5: Solve for x
    x = 5,865,516,666.39/98,789.44
  6. Step 6: Final answer
    x = 59,373.92

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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.