Home / 58,830.36-81,163.78-36,151.17

Finding the Fourth Proportional to 58,830.36, 81,163.78 and 36,151.17

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Solution

The fourth proportional to 58,830.36, 81,163.78 and 36,151.17 is: 49,875.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,830.36 : 81,163.78 = 36,151.17 : x
  2. Step 2: Convert to fraction form
    58,830.36/81,163.78 = 36,151.17/x
  3. Step 3: Cross multiply
    58,830.36x = 81,163.78 × 36,151.17
  4. Step 4: Simplify right side
    58,830.36x = 2,934,165,608.62
  5. Step 5: Solve for x
    x = 2,934,165,608.62/58,830.36
  6. Step 6: Final answer
    x = 49,875.02

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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.