Home / 50,990.40-76,493.76-17,730.24

Finding the Fourth Proportional to 50,990.40, 76,493.76 and 17,730.24

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Solution

The fourth proportional to 50,990.40, 76,493.76 and 17,730.24 is: 26,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,990.40 : 76,493.76 = 17,730.24 : x
  2. Step 2: Convert to fraction form
    50,990.40/76,493.76 = 17,730.24/x
  3. Step 3: Cross multiply
    50,990.40x = 76,493.76 × 17,730.24
  4. Step 4: Simplify right side
    50,990.40x = 1,356,252,723.30
  5. Step 5: Solve for x
    x = 1,356,252,723.30/50,990.40
  6. Step 6: Final answer
    x = 26,598.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.