Home / 173,089.40-259,634.10-98,180.60

Finding the Fourth Proportional to 173,089.40, 259,634.10 and 98,180.60

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Solution

The fourth proportional to 173,089.40, 259,634.10 and 98,180.60 is: 147,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,089.40 : 259,634.10 = 98,180.60 : x
  2. Step 2: Convert to fraction form
    173,089.40/259,634.10 = 98,180.60/x
  3. Step 3: Cross multiply
    173,089.40x = 259,634.10 × 98,180.60
  4. Step 4: Simplify right side
    173,089.40x = 25,491,031,718.46
  5. Step 5: Solve for x
    x = 25,491,031,718.46/173,089.40
  6. Step 6: Final answer
    x = 147,270.90

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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.