Home / 55,561.64-83,305.32-30,613.64

Finding the Fourth Proportional to 55,561.64, 83,305.32 and 30,613.64

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Solution

The fourth proportional to 55,561.64, 83,305.32 and 30,613.64 is: 45,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,561.64 : 83,305.32 = 30,613.64 : x
  2. Step 2: Convert to fraction form
    55,561.64/83,305.32 = 30,613.64/x
  3. Step 3: Cross multiply
    55,561.64x = 83,305.32 × 30,613.64
  4. Step 4: Simplify right side
    55,561.64x = 2,550,279,076.56
  5. Step 5: Solve for x
    x = 2,550,279,076.56/55,561.64
  6. Step 6: Final answer
    x = 45,900.00

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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.