Home / 56,181.45-77,541.30-36,063.78

Finding the Fourth Proportional to 56,181.45, 77,541.30 and 36,063.78

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Solution

The fourth proportional to 56,181.45, 77,541.30 and 36,063.78 is: 49,775.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,181.45 : 77,541.30 = 36,063.78 : x
  2. Step 2: Convert to fraction form
    56,181.45/77,541.30 = 36,063.78/x
  3. Step 3: Cross multiply
    56,181.45x = 77,541.30 × 36,063.78
  4. Step 4: Simplify right side
    56,181.45x = 2,796,432,529.50
  5. Step 5: Solve for x
    x = 2,796,432,529.50/56,181.45
  6. Step 6: Final answer
    x = 49,775.02

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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.