Home / 42,191.65-63,202.83-20,026.54

Finding the Fourth Proportional to 42,191.65, 63,202.83 and 20,026.54

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Solution

The fourth proportional to 42,191.65, 63,202.83 and 20,026.54 is: 29,999.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,191.65 : 63,202.83 = 20,026.54 : x
  2. Step 2: Convert to fraction form
    42,191.65/63,202.83 = 20,026.54/x
  3. Step 3: Cross multiply
    42,191.65x = 63,202.83 × 20,026.54
  4. Step 4: Simplify right side
    42,191.65x = 1,265,734,003.11
  5. Step 5: Solve for x
    x = 1,265,734,003.11/42,191.65
  6. Step 6: Final answer
    x = 29,999.63

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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.