Home / 40,928.49-56,399.49-29,577.96

Finding the Fourth Proportional to 40,928.49, 56,399.49 and 29,577.96

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Solution

The fourth proportional to 40,928.49, 56,399.49 and 29,577.96 is: 40,758.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,928.49 : 56,399.49 = 29,577.96 : x
  2. Step 2: Convert to fraction form
    40,928.49/56,399.49 = 29,577.96/x
  3. Step 3: Cross multiply
    40,928.49x = 56,399.49 × 29,577.96
  4. Step 4: Simplify right side
    40,928.49x = 1,668,181,859.24
  5. Step 5: Solve for x
    x = 1,668,181,859.24/40,928.49
  6. Step 6: Final answer
    x = 40,758.45

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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.