Home / 117,559.08-162,226.92-63,842.88

Finding the Fourth Proportional to 117,559.08, 162,226.92 and 63,842.88

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Solution

The fourth proportional to 117,559.08, 162,226.92 and 63,842.88 is: 88,100.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,559.08 : 162,226.92 = 63,842.88 : x
  2. Step 2: Convert to fraction form
    117,559.08/162,226.92 = 63,842.88/x
  3. Step 3: Cross multiply
    117,559.08x = 162,226.92 × 63,842.88
  4. Step 4: Simplify right side
    117,559.08x = 10,357,033,786.33
  5. Step 5: Solve for x
    x = 10,357,033,786.33/117,559.08
  6. Step 6: Final answer
    x = 88,100.67

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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.