Home / 144,711.26-216,891.93-74,552.30

Finding the Fourth Proportional to 144,711.26, 216,891.93 and 74,552.30

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Solution

The fourth proportional to 144,711.26, 216,891.93 and 74,552.30 is: 111,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,711.26 : 216,891.93 = 74,552.30 : x
  2. Step 2: Convert to fraction form
    144,711.26/216,891.93 = 74,552.30/x
  3. Step 3: Cross multiply
    144,711.26x = 216,891.93 × 74,552.30
  4. Step 4: Simplify right side
    144,711.26x = 16,169,792,232.94
  5. Step 5: Solve for x
    x = 16,169,792,232.94/144,711.26
  6. Step 6: Final answer
    x = 111,738.31

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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.