Home / 86,961.84-130,464.72-24,632.88

Finding the Fourth Proportional to 86,961.84, 130,464.72 and 24,632.88

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Solution

The fourth proportional to 86,961.84, 130,464.72 and 24,632.88 is: 36,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,961.84 : 130,464.72 = 24,632.88 : x
  2. Step 2: Convert to fraction form
    86,961.84/130,464.72 = 24,632.88/x
  3. Step 3: Cross multiply
    86,961.84x = 130,464.72 × 24,632.88
  4. Step 4: Simplify right side
    86,961.84x = 3,213,721,791.99
  5. Step 5: Solve for x
    x = 3,213,721,791.99/86,961.84
  6. Step 6: Final answer
    x = 36,955.54

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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.