Home / 98,023.56-146,798.49-55,775.64

Finding the Fourth Proportional to 98,023.56, 146,798.49 and 55,775.64

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Solution

The fourth proportional to 98,023.56, 146,798.49 and 55,775.64 is: 83,528.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,023.56 : 146,798.49 = 55,775.64 : x
  2. Step 2: Convert to fraction form
    98,023.56/146,798.49 = 55,775.64/x
  3. Step 3: Cross multiply
    98,023.56x = 146,798.49 × 55,775.64
  4. Step 4: Simplify right side
    98,023.56x = 8,187,779,730.78
  5. Step 5: Solve for x
    x = 8,187,779,730.78/98,023.56
  6. Step 6: Final answer
    x = 83,528.69

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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.