Home / 55,764.99-76,944.33-31,899.69

Finding the Fourth Proportional to 55,764.99, 76,944.33 and 31,899.69

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Solution

The fourth proportional to 55,764.99, 76,944.33 and 31,899.69 is: 44,015.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,764.99 : 76,944.33 = 31,899.69 : x
  2. Step 2: Convert to fraction form
    55,764.99/76,944.33 = 31,899.69/x
  3. Step 3: Cross multiply
    55,764.99x = 76,944.33 × 31,899.69
  4. Step 4: Simplify right side
    55,764.99x = 2,454,500,274.26
  5. Step 5: Solve for x
    x = 2,454,500,274.26/55,764.99
  6. Step 6: Final answer
    x = 44,015.08

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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.