Home / 117,487.45-162,133.50-63,772.46

Finding the Fourth Proportional to 117,487.45, 162,133.50 and 63,772.46

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Solution

The fourth proportional to 117,487.45, 162,133.50 and 63,772.46 is: 88,006.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,487.45 : 162,133.50 = 63,772.46 : x
  2. Step 2: Convert to fraction form
    117,487.45/162,133.50 = 63,772.46/x
  3. Step 3: Cross multiply
    117,487.45x = 162,133.50 × 63,772.46
  4. Step 4: Simplify right side
    117,487.45x = 10,339,652,143.41
  5. Step 5: Solve for x
    x = 10,339,652,143.41/117,487.45
  6. Step 6: Final answer
    x = 88,006.44

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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.