Home / 117,835.39-162,616.26-64,123.87

Finding the Fourth Proportional to 117,835.39, 162,616.26 and 64,123.87

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Solution

The fourth proportional to 117,835.39, 162,616.26 and 64,123.87 is: 88,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,835.39 : 162,616.26 = 64,123.87 : x
  2. Step 2: Convert to fraction form
    117,835.39/162,616.26 = 64,123.87/x
  3. Step 3: Cross multiply
    117,835.39x = 162,616.26 × 64,123.87
  4. Step 4: Simplify right side
    117,835.39x = 10,427,583,414.01
  5. Step 5: Solve for x
    x = 10,427,583,414.01/117,835.39
  6. Step 6: Final answer
    x = 88,492.80

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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.