Home / 240,101.85-331,341.38-131,206.16

Finding the Fourth Proportional to 240,101.85, 331,341.38 and 131,206.16

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Solution

The fourth proportional to 240,101.85, 331,341.38 and 131,206.16 is: 181,064.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,101.85 : 331,341.38 = 131,206.16 : x
  2. Step 2: Convert to fraction form
    240,101.85/331,341.38 = 131,206.16/x
  3. Step 3: Cross multiply
    240,101.85x = 331,341.38 × 131,206.16
  4. Step 4: Simplify right side
    240,101.85x = 43,474,029,992.07
  5. Step 5: Solve for x
    x = 43,474,029,992.07/240,101.85
  6. Step 6: Final answer
    x = 181,064.96

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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.