Home / 161,247.96-222,516.50-88,650.32

Finding the Fourth Proportional to 161,247.96, 222,516.50 and 88,650.32

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Solution

The fourth proportional to 161,247.96, 222,516.50 and 88,650.32 is: 122,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,247.96 : 222,516.50 = 88,650.32 : x
  2. Step 2: Convert to fraction form
    161,247.96/222,516.50 = 88,650.32/x
  3. Step 3: Cross multiply
    161,247.96x = 222,516.50 × 88,650.32
  4. Step 4: Simplify right side
    161,247.96x = 19,726,158,595.61
  5. Step 5: Solve for x
    x = 19,726,158,595.61/161,247.96
  6. Step 6: Final answer
    x = 122,334.32

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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.