Home / 73,587.83-110,382.75-20,997.29

Finding the Fourth Proportional to 73,587.83, 110,382.75 and 20,997.29

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Solution

The fourth proportional to 73,587.83, 110,382.75 and 20,997.29 is: 31,496.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,587.83 : 110,382.75 = 20,997.29 : x
  2. Step 2: Convert to fraction form
    73,587.83/110,382.75 = 20,997.29/x
  3. Step 3: Cross multiply
    73,587.83x = 110,382.75 × 20,997.29
  4. Step 4: Simplify right side
    73,587.83x = 2,317,738,888.70
  5. Step 5: Solve for x
    x = 2,317,738,888.70/73,587.83
  6. Step 6: Final answer
    x = 31,496.23

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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.