Home / 309,032.40-463,174.28-131,165.92

Finding the Fourth Proportional to 309,032.40, 463,174.28 and 131,165.92

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Solution

The fourth proportional to 309,032.40, 463,174.28 and 131,165.92 is: 196,590.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,032.40 : 463,174.28 = 131,165.92 : x
  2. Step 2: Convert to fraction form
    309,032.40/463,174.28 = 131,165.92/x
  3. Step 3: Cross multiply
    309,032.40x = 463,174.28 × 131,165.92
  4. Step 4: Simplify right side
    309,032.40x = 60,752,680,556.54
  5. Step 5: Solve for x
    x = 60,752,680,556.54/309,032.40
  6. Step 6: Final answer
    x = 196,590.00

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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.