Home / 37,181.90-51,311.07-20,186.16

Finding the Fourth Proportional to 37,181.90, 51,311.07 and 20,186.16

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Solution

The fourth proportional to 37,181.90, 51,311.07 and 20,186.16 is: 27,856.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.90 : 51,311.07 = 20,186.16 : x
  2. Step 2: Convert to fraction form
    37,181.90/51,311.07 = 20,186.16/x
  3. Step 3: Cross multiply
    37,181.90x = 51,311.07 × 20,186.16
  4. Step 4: Simplify right side
    37,181.90x = 1,035,773,565.00
  5. Step 5: Solve for x
    x = 1,035,773,565.00/37,181.90
  6. Step 6: Final answer
    x = 27,856.93

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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.