Home / 117,818.24-162,584.30-64,103.46

Finding the Fourth Proportional to 117,818.24, 162,584.30 and 64,103.46

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Solution

The fourth proportional to 117,818.24, 162,584.30 and 64,103.46 is: 88,460.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,818.24 : 162,584.30 = 64,103.46 : x
  2. Step 2: Convert to fraction form
    117,818.24/162,584.30 = 64,103.46/x
  3. Step 3: Cross multiply
    117,818.24x = 162,584.30 × 64,103.46
  4. Step 4: Simplify right side
    117,818.24x = 10,422,215,851.16
  5. Step 5: Solve for x
    x = 10,422,215,851.16/117,818.24
  6. Step 6: Final answer
    x = 88,460.13

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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.