Home / 202,629.60-303,944.40-62,431.20

Finding the Fourth Proportional to 202,629.60, 303,944.40 and 62,431.20

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Solution

The fourth proportional to 202,629.60, 303,944.40 and 62,431.20 is: 93,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,629.60 : 303,944.40 = 62,431.20 : x
  2. Step 2: Convert to fraction form
    202,629.60/303,944.40 = 62,431.20/x
  3. Step 3: Cross multiply
    202,629.60x = 303,944.40 × 62,431.20
  4. Step 4: Simplify right side
    202,629.60x = 18,975,613,625.28
  5. Step 5: Solve for x
    x = 18,975,613,625.28/202,629.60
  6. Step 6: Final answer
    x = 93,646.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.