Home / 37,079.12-51,168.90-20,082.98

Finding the Fourth Proportional to 37,079.12, 51,168.90 and 20,082.98

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Solution

The fourth proportional to 37,079.12, 51,168.90 and 20,082.98 is: 27,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,079.12 : 51,168.90 = 20,082.98 : x
  2. Step 2: Convert to fraction form
    37,079.12/51,168.90 = 20,082.98/x
  3. Step 3: Cross multiply
    37,079.12x = 51,168.90 × 20,082.98
  4. Step 4: Simplify right side
    37,079.12x = 1,027,623,995.32
  5. Step 5: Solve for x
    x = 1,027,623,995.32/37,079.12
  6. Step 6: Final answer
    x = 27,714.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.