Home / 199,177.32-274,861.16-108,533.92

Finding the Fourth Proportional to 199,177.32, 274,861.16 and 108,533.92

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Solution

The fourth proportional to 199,177.32, 274,861.16 and 108,533.92 is: 149,774.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,177.32 : 274,861.16 = 108,533.92 : x
  2. Step 2: Convert to fraction form
    199,177.32/274,861.16 = 108,533.92/x
  3. Step 3: Cross multiply
    199,177.32x = 274,861.16 × 108,533.92
  4. Step 4: Simplify right side
    199,177.32x = 29,831,759,150.55
  5. Step 5: Solve for x
    x = 29,831,759,150.55/199,177.32
  6. Step 6: Final answer
    x = 149,774.88

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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.