Home / 101,441.45-152,175.99-42,263.25

Finding the Fourth Proportional to 101,441.45, 152,175.99 and 42,263.25

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Solution

The fourth proportional to 101,441.45, 152,175.99 and 42,263.25 is: 63,400.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,441.45 : 152,175.99 = 42,263.25 : x
  2. Step 2: Convert to fraction form
    101,441.45/152,175.99 = 42,263.25/x
  3. Step 3: Cross multiply
    101,441.45x = 152,175.99 × 42,263.25
  4. Step 4: Simplify right side
    101,441.45x = 6,431,451,909.37
  5. Step 5: Solve for x
    x = 6,431,451,909.37/101,441.45
  6. Step 6: Final answer
    x = 63,400.63

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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.