Home / 70,181.10-96,849.72-38,350.20

Finding the Fourth Proportional to 70,181.10, 96,849.72 and 38,350.20

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Solution

The fourth proportional to 70,181.10, 96,849.72 and 38,350.20 is: 52,923.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,181.10 : 96,849.72 = 38,350.20 : x
  2. Step 2: Convert to fraction form
    70,181.10/96,849.72 = 38,350.20/x
  3. Step 3: Cross multiply
    70,181.10x = 96,849.72 × 38,350.20
  4. Step 4: Simplify right side
    70,181.10x = 3,714,206,131.94
  5. Step 5: Solve for x
    x = 3,714,206,131.94/70,181.10
  6. Step 6: Final answer
    x = 52,923.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.