Home / 192,621.44-265,812.47-106,578.18

Finding the Fourth Proportional to 192,621.44, 265,812.47 and 106,578.18

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Solution

The fourth proportional to 192,621.44, 265,812.47 and 106,578.18 is: 147,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,621.44 : 265,812.47 = 106,578.18 : x
  2. Step 2: Convert to fraction form
    192,621.44/265,812.47 = 106,578.18/x
  3. Step 3: Cross multiply
    192,621.44x = 265,812.47 × 106,578.18
  4. Step 4: Simplify right side
    192,621.44x = 28,329,807,411.95
  5. Step 5: Solve for x
    x = 28,329,807,411.95/192,621.44
  6. Step 6: Final answer
    x = 147,075.05

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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.