Home / 172,921.96-259,452.06-93,943.72

Finding the Fourth Proportional to 172,921.96, 259,452.06 and 93,943.72

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Solution

The fourth proportional to 172,921.96, 259,452.06 and 93,943.72 is: 140,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,921.96 : 259,452.06 = 93,943.72 : x
  2. Step 2: Convert to fraction form
    172,921.96/259,452.06 = 93,943.72/x
  3. Step 3: Cross multiply
    172,921.96x = 259,452.06 × 93,943.72
  4. Step 4: Simplify right side
    172,921.96x = 24,373,891,678.06
  5. Step 5: Solve for x
    x = 24,373,891,678.06/172,921.96
  6. Step 6: Final answer
    x = 140,953.13

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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.