Home / 117,488.35-162,133.41-63,772.93

Finding the Fourth Proportional to 117,488.35, 162,133.41 and 63,772.93

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Solution

The fourth proportional to 117,488.35, 162,133.41 and 63,772.93 is: 88,006.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,488.35 : 162,133.41 = 63,772.93 : x
  2. Step 2: Convert to fraction form
    117,488.35/162,133.41 = 63,772.93/x
  3. Step 3: Cross multiply
    117,488.35x = 162,133.41 × 63,772.93
  4. Step 4: Simplify right side
    117,488.35x = 10,339,722,606.59
  5. Step 5: Solve for x
    x = 10,339,722,606.59/117,488.35
  6. Step 6: Final answer
    x = 88,006.36

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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.