Home / 117,863.08-162,652.38-64,148.44

Finding the Fourth Proportional to 117,863.08, 162,652.38 and 64,148.44

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Solution

The fourth proportional to 117,863.08, 162,652.38 and 64,148.44 is: 88,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,863.08 : 162,652.38 = 64,148.44 : x
  2. Step 2: Convert to fraction form
    117,863.08/162,652.38 = 64,148.44/x
  3. Step 3: Cross multiply
    117,863.08x = 162,652.38 × 64,148.44
  4. Step 4: Simplify right side
    117,863.08x = 10,433,896,439.29
  5. Step 5: Solve for x
    x = 10,433,896,439.29/117,863.08
  6. Step 6: Final answer
    x = 88,525.57

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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.