Home / 40,960.88-56,550.12-38,598.96

Finding the Fourth Proportional to 40,960.88, 56,550.12 and 38,598.96

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Solution

The fourth proportional to 40,960.88, 56,550.12 and 38,598.96 is: 53,289.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,960.88 : 56,550.12 = 38,598.96 : x
  2. Step 2: Convert to fraction form
    40,960.88/56,550.12 = 38,598.96/x
  3. Step 3: Cross multiply
    40,960.88x = 56,550.12 × 38,598.96
  4. Step 4: Simplify right side
    40,960.88x = 2,182,775,819.88
  5. Step 5: Solve for x
    x = 2,182,775,819.88/40,960.88
  6. Step 6: Final answer
    x = 53,289.28

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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.