Home / 73,022.51-109,543.25-25,634.21

Finding the Fourth Proportional to 73,022.51, 109,543.25 and 25,634.21

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Solution

The fourth proportional to 73,022.51, 109,543.25 and 25,634.21 is: 38,454.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,022.51 : 109,543.25 = 25,634.21 : x
  2. Step 2: Convert to fraction form
    73,022.51/109,543.25 = 25,634.21/x
  3. Step 3: Cross multiply
    73,022.51x = 109,543.25 × 25,634.21
  4. Step 4: Simplify right side
    73,022.51x = 2,808,054,190.95
  5. Step 5: Solve for x
    x = 2,808,054,190.95/73,022.51
  6. Step 6: Final answer
    x = 38,454.64

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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.