Home / 173,290.48-259,344.32-145,242.20

Finding the Fourth Proportional to 173,290.48, 259,344.32 and 145,242.20

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Solution

The fourth proportional to 173,290.48, 259,344.32 and 145,242.20 is: 217,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,290.48 : 259,344.32 = 145,242.20 : x
  2. Step 2: Convert to fraction form
    173,290.48/259,344.32 = 145,242.20/x
  3. Step 3: Cross multiply
    173,290.48x = 259,344.32 × 145,242.20
  4. Step 4: Simplify right side
    173,290.48x = 37,667,739,594.30
  5. Step 5: Solve for x
    x = 37,667,739,594.30/173,290.48
  6. Step 6: Final answer
    x = 217,367.62

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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.