Home / 56,344.31-77,807.82-36,236.10

Finding the Fourth Proportional to 56,344.31, 77,807.82 and 36,236.10

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Solution

The fourth proportional to 56,344.31, 77,807.82 and 36,236.10 is: 50,039.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,344.31 : 77,807.82 = 36,236.10 : x
  2. Step 2: Convert to fraction form
    56,344.31/77,807.82 = 36,236.10/x
  3. Step 3: Cross multiply
    56,344.31x = 77,807.82 × 36,236.10
  4. Step 4: Simplify right side
    56,344.31x = 2,819,451,946.30
  5. Step 5: Solve for x
    x = 2,819,451,946.30/56,344.31
  6. Step 6: Final answer
    x = 50,039.69

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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.