Home / 117,487.35-162,132.03-63,771.93

Finding the Fourth Proportional to 117,487.35, 162,132.03 and 63,771.93

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Solution

The fourth proportional to 117,487.35, 162,132.03 and 63,771.93 is: 88,004.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,487.35 : 162,132.03 = 63,771.93 : x
  2. Step 2: Convert to fraction form
    117,487.35/162,132.03 = 63,771.93/x
  3. Step 3: Cross multiply
    117,487.35x = 162,132.03 × 63,771.93
  4. Step 4: Simplify right side
    117,487.35x = 10,339,472,467.92
  5. Step 5: Solve for x
    x = 10,339,472,467.92/117,487.35
  6. Step 6: Final answer
    x = 88,004.98

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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.