Home / 56,350.33-77,764.34-30,856.27

Finding the Fourth Proportional to 56,350.33, 77,764.34 and 30,856.27

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Solution

The fourth proportional to 56,350.33, 77,764.34 and 30,856.27 is: 42,582.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,350.33 : 77,764.34 = 30,856.27 : x
  2. Step 2: Convert to fraction form
    56,350.33/77,764.34 = 30,856.27/x
  3. Step 3: Cross multiply
    56,350.33x = 77,764.34 × 30,856.27
  4. Step 4: Simplify right side
    56,350.33x = 2,399,517,471.41
  5. Step 5: Solve for x
    x = 2,399,517,471.41/56,350.33
  6. Step 6: Final answer
    x = 42,582.14

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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.