Home / 173,166.20-259,749.30-99,233.40

Finding the Fourth Proportional to 173,166.20, 259,749.30 and 99,233.40

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Solution

The fourth proportional to 173,166.20, 259,749.30 and 99,233.40 is: 148,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,166.20 : 259,749.30 = 99,233.40 : x
  2. Step 2: Convert to fraction form
    173,166.20/259,749.30 = 99,233.40/x
  3. Step 3: Cross multiply
    173,166.20x = 259,749.30 × 99,233.40
  4. Step 4: Simplify right side
    173,166.20x = 25,775,806,186.62
  5. Step 5: Solve for x
    x = 25,775,806,186.62/173,166.20
  6. Step 6: Final answer
    x = 148,850.10

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1.5x scale

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.