Home / 117,935.23-162,753.54-64,223.19

Finding the Fourth Proportional to 117,935.23, 162,753.54 and 64,223.19

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Solution

The fourth proportional to 117,935.23, 162,753.54 and 64,223.19 is: 88,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,935.23 : 162,753.54 = 64,223.19 : x
  2. Step 2: Convert to fraction form
    117,935.23/162,753.54 = 64,223.19/x
  3. Step 3: Cross multiply
    117,935.23x = 162,753.54 × 64,223.19
  4. Step 4: Simplify right side
    117,935.23x = 10,452,551,522.59
  5. Step 5: Solve for x
    x = 10,452,551,522.59/117,935.23
  6. Step 6: Final answer
    x = 88,629.59

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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.