Home / 193,483.16-266,997.77-107,447.60

Finding the Fourth Proportional to 193,483.16, 266,997.77 and 107,447.60

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Solution

The fourth proportional to 193,483.16, 266,997.77 and 107,447.60 is: 148,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,483.16 : 266,997.77 = 107,447.60 : x
  2. Step 2: Convert to fraction form
    193,483.16/266,997.77 = 107,447.60/x
  3. Step 3: Cross multiply
    193,483.16x = 266,997.77 × 107,447.60
  4. Step 4: Simplify right side
    193,483.16x = 28,688,269,591.85
  5. Step 5: Solve for x
    x = 28,688,269,591.85/193,483.16
  6. Step 6: Final answer
    x = 148,272.70

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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.