Home / 117,813.96-162,578.44-64,099.03

Finding the Fourth Proportional to 117,813.96, 162,578.44 and 64,099.03

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Solution

The fourth proportional to 117,813.96, 162,578.44 and 64,099.03 is: 88,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,813.96 : 162,578.44 = 64,099.03 : x
  2. Step 2: Convert to fraction form
    117,813.96/162,578.44 = 64,099.03/x
  3. Step 3: Cross multiply
    117,813.96x = 162,578.44 × 64,099.03
  4. Step 4: Simplify right side
    117,813.96x = 10,421,120,281.43
  5. Step 5: Solve for x
    x = 10,421,120,281.43/117,813.96
  6. Step 6: Final answer
    x = 88,454.04

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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.