Home / 240,864.96-332,393.66-131,969.76

Finding the Fourth Proportional to 240,864.96, 332,393.66 and 131,969.76

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Solution

The fourth proportional to 240,864.96, 332,393.66 and 131,969.76 is: 182,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,864.96 : 332,393.66 = 131,969.76 : x
  2. Step 2: Convert to fraction form
    240,864.96/332,393.66 = 131,969.76/x
  3. Step 3: Cross multiply
    240,864.96x = 332,393.66 × 131,969.76
  4. Step 4: Simplify right side
    240,864.96x = 43,865,911,535.72
  5. Step 5: Solve for x
    x = 43,865,911,535.72/240,864.96
  6. Step 6: Final answer
    x = 182,118.28

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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.