Home / 40,845.12-56,324.64-38,463.96

Finding the Fourth Proportional to 40,845.12, 56,324.64 and 38,463.96

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Solution

The fourth proportional to 40,845.12, 56,324.64 and 38,463.96 is: 53,041.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,845.12 : 56,324.64 = 38,463.96 : x
  2. Step 2: Convert to fraction form
    40,845.12/56,324.64 = 38,463.96/x
  3. Step 3: Cross multiply
    40,845.12x = 56,324.64 × 38,463.96
  4. Step 4: Simplify right side
    40,845.12x = 2,166,468,699.97
  5. Step 5: Solve for x
    x = 2,166,468,699.97/40,845.12
  6. Step 6: Final answer
    x = 53,041.07

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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.