Home / 161,069.24-222,239.70-97,405.64

Finding the Fourth Proportional to 161,069.24, 222,239.70 and 97,405.64

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Solution

The fourth proportional to 161,069.24, 222,239.70 and 97,405.64 is: 134,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,069.24 : 222,239.70 = 97,405.64 : x
  2. Step 2: Convert to fraction form
    161,069.24/222,239.70 = 97,405.64/x
  3. Step 3: Cross multiply
    161,069.24x = 222,239.70 × 97,405.64
  4. Step 4: Simplify right side
    161,069.24x = 21,647,400,211.91
  5. Step 5: Solve for x
    x = 21,647,400,211.91/161,069.24
  6. Step 6: Final answer
    x = 134,398.10

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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.