Home / 75,230.82-112,817.07-40,151.34

Finding the Fourth Proportional to 75,230.82, 112,817.07 and 40,151.34

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Solution

The fourth proportional to 75,230.82, 112,817.07 and 40,151.34 is: 60,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,230.82 : 112,817.07 = 40,151.34 : x
  2. Step 2: Convert to fraction form
    75,230.82/112,817.07 = 40,151.34/x
  3. Step 3: Cross multiply
    75,230.82x = 112,817.07 × 40,151.34
  4. Step 4: Simplify right side
    75,230.82x = 4,529,756,535.37
  5. Step 5: Solve for x
    x = 4,529,756,535.37/75,230.82
  6. Step 6: Final answer
    x = 60,211.45

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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.