Home / 243,933.54-336,587.85-143,350.98

Finding the Fourth Proportional to 243,933.54, 336,587.85 and 143,350.98

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Solution

The fourth proportional to 243,933.54, 336,587.85 and 143,350.98 is: 197,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,933.54 : 336,587.85 = 143,350.98 : x
  2. Step 2: Convert to fraction form
    243,933.54/336,587.85 = 143,350.98/x
  3. Step 3: Cross multiply
    243,933.54x = 336,587.85 × 143,350.98
  4. Step 4: Simplify right side
    243,933.54x = 48,250,198,153.59
  5. Step 5: Solve for x
    x = 48,250,198,153.59/243,933.54
  6. Step 6: Final answer
    x = 197,800.59

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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.