Home / 161,490.33-222,625.70-113,595.03

Finding the Fourth Proportional to 161,490.33, 222,625.70 and 113,595.03

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Solution

The fourth proportional to 161,490.33, 222,625.70 and 113,595.03 is: 156,598.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,490.33 : 222,625.70 = 113,595.03 : x
  2. Step 2: Convert to fraction form
    161,490.33/222,625.70 = 113,595.03/x
  3. Step 3: Cross multiply
    161,490.33x = 222,625.70 × 113,595.03
  4. Step 4: Simplify right side
    161,490.33x = 25,289,172,502.30
  5. Step 5: Solve for x
    x = 25,289,172,502.30/161,490.33
  6. Step 6: Final answer
    x = 156,598.68

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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.