Home / 40,585.25-56,023.31-36,328.80

Finding the Fourth Proportional to 40,585.25, 56,023.31 and 36,328.80

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Solution

The fourth proportional to 40,585.25, 56,023.31 and 36,328.80 is: 50,147.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,585.25 : 56,023.31 = 36,328.80 : x
  2. Step 2: Convert to fraction form
    40,585.25/56,023.31 = 36,328.80/x
  3. Step 3: Cross multiply
    40,585.25x = 56,023.31 × 36,328.80
  4. Step 4: Simplify right side
    40,585.25x = 2,035,259,771.98
  5. Step 5: Solve for x
    x = 2,035,259,771.98/40,585.25
  6. Step 6: Final answer
    x = 50,147.77

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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.