Home / 117,584.15-162,267.01-63,869.15

Finding the Fourth Proportional to 117,584.15, 162,267.01 and 63,869.15

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Solution

The fourth proportional to 117,584.15, 162,267.01 and 63,869.15 is: 88,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,584.15 : 162,267.01 = 63,869.15 : x
  2. Step 2: Convert to fraction form
    117,584.15/162,267.01 = 63,869.15/x
  3. Step 3: Cross multiply
    117,584.15x = 162,267.01 × 63,869.15
  4. Step 4: Simplify right side
    117,584.15x = 10,363,856,247.74
  5. Step 5: Solve for x
    x = 10,363,856,247.74/117,584.15
  6. Step 6: Final answer
    x = 88,139.91

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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.