Home / 75,762.06-113,632.13-23,157.42

Finding the Fourth Proportional to 75,762.06, 113,632.13 and 23,157.42

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Solution

The fourth proportional to 75,762.06, 113,632.13 and 23,157.42 is: 34,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,762.06 : 113,632.13 = 23,157.42 : x
  2. Step 2: Convert to fraction form
    75,762.06/113,632.13 = 23,157.42/x
  3. Step 3: Cross multiply
    75,762.06x = 113,632.13 × 23,157.42
  4. Step 4: Simplify right side
    75,762.06x = 2,631,426,844.12
  5. Step 5: Solve for x
    x = 2,631,426,844.12/75,762.06
  6. Step 6: Final answer
    x = 34,732.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.