Home / 117,713.66-162,444.05-63,998.67

Finding the Fourth Proportional to 117,713.66, 162,444.05 and 63,998.67

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Solution

The fourth proportional to 117,713.66, 162,444.05 and 63,998.67 is: 88,317.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,713.66 : 162,444.05 = 63,998.67 : x
  2. Step 2: Convert to fraction form
    117,713.66/162,444.05 = 63,998.67/x
  3. Step 3: Cross multiply
    117,713.66x = 162,444.05 × 63,998.67
  4. Step 4: Simplify right side
    117,713.66x = 10,396,203,149.41
  5. Step 5: Solve for x
    x = 10,396,203,149.41/117,713.66
  6. Step 6: Final answer
    x = 88,317.73

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1.5x scale

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.