Home / 40,127.94-55,326.18-25,762.38

Finding the Fourth Proportional to 40,127.94, 55,326.18 and 25,762.38

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Solution

The fourth proportional to 40,127.94, 55,326.18 and 25,762.38 is: 35,519.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,127.94 : 55,326.18 = 25,762.38 : x
  2. Step 2: Convert to fraction form
    40,127.94/55,326.18 = 25,762.38/x
  3. Step 3: Cross multiply
    40,127.94x = 55,326.18 × 25,762.38
  4. Step 4: Simplify right side
    40,127.94x = 1,425,334,073.11
  5. Step 5: Solve for x
    x = 1,425,334,073.11/40,127.94
  6. Step 6: Final answer
    x = 35,519.74

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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.