Home / 117,794.48-162,554.70-64,079.96

Finding the Fourth Proportional to 117,794.48, 162,554.70 and 64,079.96

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Solution

The fourth proportional to 117,794.48, 162,554.70 and 64,079.96 is: 88,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,794.48 : 162,554.70 = 64,079.96 : x
  2. Step 2: Convert to fraction form
    117,794.48/162,554.70 = 64,079.96/x
  3. Step 3: Cross multiply
    117,794.48x = 162,554.70 × 64,079.96
  4. Step 4: Simplify right side
    117,794.48x = 10,416,498,673.81
  5. Step 5: Solve for x
    x = 10,416,498,673.81/117,794.48
  6. Step 6: Final answer
    x = 88,429.43

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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.