Home / 158,014.82-218,205.96-101,524.62

Finding the Fourth Proportional to 158,014.82, 218,205.96 and 101,524.62

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Solution

The fourth proportional to 158,014.82, 218,205.96 and 101,524.62 is: 140,197.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,014.82 : 218,205.96 = 101,524.62 : x
  2. Step 2: Convert to fraction form
    158,014.82/218,205.96 = 101,524.62/x
  3. Step 3: Cross multiply
    158,014.82x = 218,205.96 × 101,524.62
  4. Step 4: Simplify right side
    158,014.82x = 22,153,277,170.74
  5. Step 5: Solve for x
    x = 22,153,277,170.74/158,014.82
  6. Step 6: Final answer
    x = 140,197.46

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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.