Home / 160,633.86-221,570.82-126,589.56

Finding the Fourth Proportional to 160,633.86, 221,570.82 and 126,589.56

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Solution

The fourth proportional to 160,633.86, 221,570.82 and 126,589.56 is: 174,611.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,633.86 : 221,570.82 = 126,589.56 : x
  2. Step 2: Convert to fraction form
    160,633.86/221,570.82 = 126,589.56/x
  3. Step 3: Cross multiply
    160,633.86x = 221,570.82 × 126,589.56
  4. Step 4: Simplify right side
    160,633.86x = 28,048,552,612.64
  5. Step 5: Solve for x
    x = 28,048,552,612.64/160,633.86
  6. Step 6: Final answer
    x = 174,611.71

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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.