Home / 140,028.98-193,232.30-79,591.23

Finding the Fourth Proportional to 140,028.98, 193,232.30 and 79,591.23

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Solution

The fourth proportional to 140,028.98, 193,232.30 and 79,591.23 is: 109,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,028.98 : 193,232.30 = 79,591.23 : x
  2. Step 2: Convert to fraction form
    140,028.98/193,232.30 = 79,591.23/x
  3. Step 3: Cross multiply
    140,028.98x = 193,232.30 × 79,591.23
  4. Step 4: Simplify right side
    140,028.98x = 15,379,596,034.77
  5. Step 5: Solve for x
    x = 15,379,596,034.77/140,028.98
  6. Step 6: Final answer
    x = 109,831.53

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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.