Home / 55,794.42-76,996.85-30,643.92

Finding the Fourth Proportional to 55,794.42, 76,996.85 and 30,643.92

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Solution

The fourth proportional to 55,794.42, 76,996.85 and 30,643.92 is: 42,288.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,794.42 : 76,996.85 = 30,643.92 : x
  2. Step 2: Convert to fraction form
    55,794.42/76,996.85 = 30,643.92/x
  3. Step 3: Cross multiply
    55,794.42x = 76,996.85 × 30,643.92
  4. Step 4: Simplify right side
    55,794.42x = 2,359,485,158.43
  5. Step 5: Solve for x
    x = 2,359,485,158.43/55,794.42
  6. Step 6: Final answer
    x = 42,288.91

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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.