Home / 55,944.60-83,931.36-20,884.56

Finding the Fourth Proportional to 55,944.60, 83,931.36 and 20,884.56

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Solution

The fourth proportional to 55,944.60, 83,931.36 and 20,884.56 is: 31,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,944.60 : 83,931.36 = 20,884.56 : x
  2. Step 2: Convert to fraction form
    55,944.60/83,931.36 = 20,884.56/x
  3. Step 3: Cross multiply
    55,944.60x = 83,931.36 × 20,884.56
  4. Step 4: Simplify right side
    55,944.60x = 1,752,869,523.80
  5. Step 5: Solve for x
    x = 1,752,869,523.80/55,944.60
  6. Step 6: Final answer
    x = 31,332.24

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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.