Home / 55,050.45-82,575.68-51,332.55

Finding the Fourth Proportional to 55,050.45, 82,575.68 and 51,332.55

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Solution

The fourth proportional to 55,050.45, 82,575.68 and 51,332.55 is: 76,998.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,050.45 : 82,575.68 = 51,332.55 : x
  2. Step 2: Convert to fraction form
    55,050.45/82,575.68 = 51,332.55/x
  3. Step 3: Cross multiply
    55,050.45x = 82,575.68 × 51,332.55
  4. Step 4: Simplify right side
    55,050.45x = 4,238,819,965.72
  5. Step 5: Solve for x
    x = 4,238,819,965.72/55,050.45
  6. Step 6: Final answer
    x = 76,998.83

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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.