Home / 232,833.20-349,249.80-66,621.20

Finding the Fourth Proportional to 232,833.20, 349,249.80 and 66,621.20

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Solution

The fourth proportional to 232,833.20, 349,249.80 and 66,621.20 is: 99,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,833.20 : 349,249.80 = 66,621.20 : x
  2. Step 2: Convert to fraction form
    232,833.20/349,249.80 = 66,621.20/x
  3. Step 3: Cross multiply
    232,833.20x = 349,249.80 × 66,621.20
  4. Step 4: Simplify right side
    232,833.20x = 23,267,439,029.51
  5. Step 5: Solve for x
    x = 23,267,439,029.51/232,833.20
  6. Step 6: Final answer
    x = 99,931.79

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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.