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Finding the Fourth Proportional to 241,101.71, 332,715.23 and 139,119.17

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Solution

The fourth proportional to 241,101.71, 332,715.23 and 139,119.17 is: 191,981.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,101.71 : 332,715.23 = 139,119.17 : x
  2. Step 2: Convert to fraction form
    241,101.71/332,715.23 = 139,119.17/x
  3. Step 3: Cross multiply
    241,101.71x = 332,715.23 × 139,119.17
  4. Step 4: Simplify right side
    241,101.71x = 46,287,065,948.36
  5. Step 5: Solve for x
    x = 46,287,065,948.36/241,101.71
  6. Step 6: Final answer
    x = 191,981.49

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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.