Home / 117,872.82-162,635.99-69,476.67

Finding the Fourth Proportional to 117,872.82, 162,635.99 and 69,476.67

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Solution

The fourth proportional to 117,872.82, 162,635.99 and 69,476.67 is: 95,861.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,872.82 : 162,635.99 = 69,476.67 : x
  2. Step 2: Convert to fraction form
    117,872.82/162,635.99 = 69,476.67/x
  3. Step 3: Cross multiply
    117,872.82x = 162,635.99 × 69,476.67
  4. Step 4: Simplify right side
    117,872.82x = 11,299,406,659.97
  5. Step 5: Solve for x
    x = 11,299,406,659.97/117,872.82
  6. Step 6: Final answer
    x = 95,861.00

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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.