Home / 42,255.06-63,382.53-16,965.96

Finding the Fourth Proportional to 42,255.06, 63,382.53 and 16,965.96

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Solution

The fourth proportional to 42,255.06, 63,382.53 and 16,965.96 is: 25,448.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,255.06 : 63,382.53 = 16,965.96 : x
  2. Step 2: Convert to fraction form
    42,255.06/63,382.53 = 16,965.96/x
  3. Step 3: Cross multiply
    42,255.06x = 63,382.53 × 16,965.96
  4. Step 4: Simplify right side
    42,255.06x = 1,075,345,468.68
  5. Step 5: Solve for x
    x = 1,075,345,468.68/42,255.06
  6. Step 6: Final answer
    x = 25,448.92

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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.