Home / 50,723.77-76,023.34-28,490.41

Finding the Fourth Proportional to 50,723.77, 76,023.34 and 28,490.41

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Solution

The fourth proportional to 50,723.77, 76,023.34 and 28,490.41 is: 42,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,723.77 : 76,023.34 = 28,490.41 : x
  2. Step 2: Convert to fraction form
    50,723.77/76,023.34 = 28,490.41/x
  3. Step 3: Cross multiply
    50,723.77x = 76,023.34 × 28,490.41
  4. Step 4: Simplify right side
    50,723.77x = 2,165,935,983.72
  5. Step 5: Solve for x
    x = 2,165,935,983.72/50,723.77
  6. Step 6: Final answer
    x = 42,700.61

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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.