Home / 58,628.68-87,961.85-19,176.82

Finding the Fourth Proportional to 58,628.68, 87,961.85 and 19,176.82

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Solution

The fourth proportional to 58,628.68, 87,961.85 and 19,176.82 is: 28,771.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,628.68 : 87,961.85 = 19,176.82 : x
  2. Step 2: Convert to fraction form
    58,628.68/87,961.85 = 19,176.82/x
  3. Step 3: Cross multiply
    58,628.68x = 87,961.85 × 19,176.82
  4. Step 4: Simplify right side
    58,628.68x = 1,686,828,028.62
  5. Step 5: Solve for x
    x = 1,686,828,028.62/58,628.68
  6. Step 6: Final answer
    x = 28,771.38

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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.