Home / 161,052.24-222,216.30-97,388.70

Finding the Fourth Proportional to 161,052.24, 222,216.30 and 97,388.70

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Solution

The fourth proportional to 161,052.24, 222,216.30 and 97,388.70 is: 134,374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,052.24 : 222,216.30 = 97,388.70 : x
  2. Step 2: Convert to fraction form
    161,052.24/222,216.30 = 97,388.70/x
  3. Step 3: Cross multiply
    161,052.24x = 222,216.30 × 97,388.70
  4. Step 4: Simplify right side
    161,052.24x = 21,641,356,575.81
  5. Step 5: Solve for x
    x = 21,641,356,575.81/161,052.24
  6. Step 6: Final answer
    x = 134,374.76

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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.