Home / 98,023.30-146,798.12-55,775.39

Finding the Fourth Proportional to 98,023.30, 146,798.12 and 55,775.39

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Solution

The fourth proportional to 98,023.30, 146,798.12 and 55,775.39 is: 83,528.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,023.30 : 146,798.12 = 55,775.39 : x
  2. Step 2: Convert to fraction form
    98,023.30/146,798.12 = 55,775.39/x
  3. Step 3: Cross multiply
    98,023.30x = 146,798.12 × 55,775.39
  4. Step 4: Simplify right side
    98,023.30x = 8,187,721,799.71
  5. Step 5: Solve for x
    x = 8,187,721,799.71/98,023.30
  6. Step 6: Final answer
    x = 83,528.32

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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.