Home / 117,763.96-162,516.36-64,050.16

Finding the Fourth Proportional to 117,763.96, 162,516.36 and 64,050.16

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Solution

The fourth proportional to 117,763.96, 162,516.36 and 64,050.16 is: 88,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,763.96 : 162,516.36 = 64,050.16 : x
  2. Step 2: Convert to fraction form
    117,763.96/162,516.36 = 64,050.16/x
  3. Step 3: Cross multiply
    117,763.96x = 162,516.36 × 64,050.16
  4. Step 4: Simplify right side
    117,763.96x = 10,409,198,860.62
  5. Step 5: Solve for x
    x = 10,409,198,860.62/117,763.96
  6. Step 6: Final answer
    x = 88,390.36

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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.