Home / 123,025.34-169,774.19-69,327.60

Finding the Fourth Proportional to 123,025.34, 169,774.19 and 69,327.60

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Solution

The fourth proportional to 123,025.34, 169,774.19 and 69,327.60 is: 95,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,025.34 : 169,774.19 = 69,327.60 : x
  2. Step 2: Convert to fraction form
    123,025.34/169,774.19 = 69,327.60/x
  3. Step 3: Cross multiply
    123,025.34x = 169,774.19 × 69,327.60
  4. Step 4: Simplify right side
    123,025.34x = 11,770,037,134.64
  5. Step 5: Solve for x
    x = 11,770,037,134.64/123,025.34
  6. Step 6: Final answer
    x = 95,671.65

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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.