Home / 55,629.12-83,462.30-18,190.92

Finding the Fourth Proportional to 55,629.12, 83,462.30 and 18,190.92

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Solution

The fourth proportional to 55,629.12, 83,462.30 and 18,190.92 is: 27,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,629.12 : 83,462.30 = 18,190.92 : x
  2. Step 2: Convert to fraction form
    55,629.12/83,462.30 = 18,190.92/x
  3. Step 3: Cross multiply
    55,629.12x = 83,462.30 × 18,190.92
  4. Step 4: Simplify right side
    55,629.12x = 1,518,256,022.32
  5. Step 5: Solve for x
    x = 1,518,256,022.32/55,629.12
  6. Step 6: Final answer
    x = 27,292.47

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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.