Home / 117,529.30-162,193.26-63,816.58

Finding the Fourth Proportional to 117,529.30, 162,193.26 and 63,816.58

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Solution

The fourth proportional to 117,529.30, 162,193.26 and 63,816.58 is: 88,068.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,529.30 : 162,193.26 = 63,816.58 : x
  2. Step 2: Convert to fraction form
    117,529.30/162,193.26 = 63,816.58/x
  3. Step 3: Cross multiply
    117,529.30x = 162,193.26 × 63,816.58
  4. Step 4: Simplify right side
    117,529.30x = 10,350,619,398.19
  5. Step 5: Solve for x
    x = 10,350,619,398.19/117,529.30
  6. Step 6: Final answer
    x = 88,068.42

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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.