Home / 98,815.74-148,230.89-35,673.40

Finding the Fourth Proportional to 98,815.74, 148,230.89 and 35,673.40

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Solution

The fourth proportional to 98,815.74, 148,230.89 and 35,673.40 is: 53,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,815.74 : 148,230.89 = 35,673.40 : x
  2. Step 2: Convert to fraction form
    98,815.74/148,230.89 = 35,673.40/x
  3. Step 3: Cross multiply
    98,815.74x = 148,230.89 × 35,673.40
  4. Step 4: Simplify right side
    98,815.74x = 5,287,899,831.33
  5. Step 5: Solve for x
    x = 5,287,899,831.33/98,815.74
  6. Step 6: Final answer
    x = 53,512.73

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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.