Home / 98,032.43-146,811.78-55,784.54

Finding the Fourth Proportional to 98,032.43, 146,811.78 and 55,784.54

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Solution

The fourth proportional to 98,032.43, 146,811.78 and 55,784.54 is: 83,542.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,032.43 : 146,811.78 = 55,784.54 : x
  2. Step 2: Convert to fraction form
    98,032.43/146,811.78 = 55,784.54/x
  3. Step 3: Cross multiply
    98,032.43x = 146,811.78 × 55,784.54
  4. Step 4: Simplify right side
    98,032.43x = 8,189,827,613.88
  5. Step 5: Solve for x
    x = 8,189,827,613.88/98,032.43
  6. Step 6: Final answer
    x = 83,542.02

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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.