Home / 55,369.57-76,383.43-36,240.93

Finding the Fourth Proportional to 55,369.57, 76,383.43 and 36,240.93

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Solution

The fourth proportional to 55,369.57, 76,383.43 and 36,240.93 is: 49,995.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,369.57 : 76,383.43 = 36,240.93 : x
  2. Step 2: Convert to fraction form
    55,369.57/76,383.43 = 36,240.93/x
  3. Step 3: Cross multiply
    55,369.57x = 76,383.43 × 36,240.93
  4. Step 4: Simplify right side
    55,369.57x = 2,768,206,539.79
  5. Step 5: Solve for x
    x = 2,768,206,539.79/55,369.57
  6. Step 6: Final answer
    x = 49,995.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.