Home / 58,122.54-87,183.36-38,488.95

Finding the Fourth Proportional to 58,122.54, 87,183.36 and 38,488.95

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Solution

The fourth proportional to 58,122.54, 87,183.36 and 38,488.95 is: 57,733.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,122.54 : 87,183.36 = 38,488.95 : x
  2. Step 2: Convert to fraction form
    58,122.54/87,183.36 = 38,488.95/x
  3. Step 3: Cross multiply
    58,122.54x = 87,183.36 × 38,488.95
  4. Step 4: Simplify right side
    58,122.54x = 3,355,595,983.87
  5. Step 5: Solve for x
    x = 3,355,595,983.87/58,122.54
  6. Step 6: Final answer
    x = 57,733.13

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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.