Home / 40,920.80-56,451.63-26,579.66

Finding the Fourth Proportional to 40,920.80, 56,451.63 and 26,579.66

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Solution

The fourth proportional to 40,920.80, 56,451.63 and 26,579.66 is: 36,667.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,920.80 : 56,451.63 = 26,579.66 : x
  2. Step 2: Convert to fraction form
    40,920.80/56,451.63 = 26,579.66/x
  3. Step 3: Cross multiply
    40,920.80x = 56,451.63 × 26,579.66
  4. Step 4: Simplify right side
    40,920.80x = 1,500,465,131.85
  5. Step 5: Solve for x
    x = 1,500,465,131.85/40,920.80
  6. Step 6: Final answer
    x = 36,667.54

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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.