Home / 161,527.82-222,899.65-88,916.56

Finding the Fourth Proportional to 161,527.82, 222,899.65 and 88,916.56

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Solution

The fourth proportional to 161,527.82, 222,899.65 and 88,916.56 is: 122,700.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,527.82 : 222,899.65 = 88,916.56 : x
  2. Step 2: Convert to fraction form
    161,527.82/222,899.65 = 88,916.56/x
  3. Step 3: Cross multiply
    161,527.82x = 222,899.65 × 88,916.56
  4. Step 4: Simplify right side
    161,527.82x = 19,819,469,323.66
  5. Step 5: Solve for x
    x = 19,819,469,323.66/161,527.82
  6. Step 6: Final answer
    x = 122,700.04

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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.