Home / 117,669.88-162,380.46-67,359.16

Finding the Fourth Proportional to 117,669.88, 162,380.46 and 67,359.16

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Solution

The fourth proportional to 117,669.88, 162,380.46 and 67,359.16 is: 92,953.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,669.88 : 162,380.46 = 67,359.16 : x
  2. Step 2: Convert to fraction form
    117,669.88/162,380.46 = 67,359.16/x
  3. Step 3: Cross multiply
    117,669.88x = 162,380.46 × 67,359.16
  4. Step 4: Simplify right side
    117,669.88x = 10,937,811,386.01
  5. Step 5: Solve for x
    x = 10,937,811,386.01/117,669.88
  6. Step 6: Final answer
    x = 92,953.37

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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.