Home / 110,977.45-153,163.89-62,589.32

Finding the Fourth Proportional to 110,977.45, 153,163.89 and 62,589.32

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Solution

The fourth proportional to 110,977.45, 153,163.89 and 62,589.32 is: 86,381.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,977.45 : 153,163.89 = 62,589.32 : x
  2. Step 2: Convert to fraction form
    110,977.45/153,163.89 = 62,589.32/x
  3. Step 3: Cross multiply
    110,977.45x = 153,163.89 × 62,589.32
  4. Step 4: Simplify right side
    110,977.45x = 9,586,423,571.55
  5. Step 5: Solve for x
    x = 9,586,423,571.55/110,977.45
  6. Step 6: Final answer
    x = 86,381.72

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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.