Home / 190,436.54-262,677.43-122,346.11

Finding the Fourth Proportional to 190,436.54, 262,677.43 and 122,346.11

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Solution

The fourth proportional to 190,436.54, 262,677.43 and 122,346.11 is: 168,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,436.54 : 262,677.43 = 122,346.11 : x
  2. Step 2: Convert to fraction form
    190,436.54/262,677.43 = 122,346.11/x
  3. Step 3: Cross multiply
    190,436.54x = 262,677.43 × 122,346.11
  4. Step 4: Simplify right side
    190,436.54x = 32,137,562,554.92
  5. Step 5: Solve for x
    x = 32,137,562,554.92/190,436.54
  6. Step 6: Final answer
    x = 168,757.34

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1.5x scale

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.