Home / 131,530.69-197,315.07-41,542.93

Finding the Fourth Proportional to 131,530.69, 197,315.07 and 41,542.93

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Solution

The fourth proportional to 131,530.69, 197,315.07 and 41,542.93 is: 62,320.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,530.69 : 197,315.07 = 41,542.93 : x
  2. Step 2: Convert to fraction form
    131,530.69/197,315.07 = 41,542.93/x
  3. Step 3: Cross multiply
    131,530.69x = 197,315.07 × 41,542.93
  4. Step 4: Simplify right side
    131,530.69x = 8,197,046,140.96
  5. Step 5: Solve for x
    x = 8,197,046,140.96/131,530.69
  6. Step 6: Final answer
    x = 62,320.41

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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.