Home / 190,449.54-262,818.68-104,406.96

Finding the Fourth Proportional to 190,449.54, 262,818.68 and 104,406.96

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Solution

The fourth proportional to 190,449.54, 262,818.68 and 104,406.96 is: 144,080.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,449.54 : 262,818.68 = 104,406.96 : x
  2. Step 2: Convert to fraction form
    190,449.54/262,818.68 = 104,406.96/x
  3. Step 3: Cross multiply
    190,449.54x = 262,818.68 × 104,406.96
  4. Step 4: Simplify right side
    190,449.54x = 27,440,099,671.03
  5. Step 5: Solve for x
    x = 27,440,099,671.03/190,449.54
  6. Step 6: Final answer
    x = 144,080.68

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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.