Home / 190,662.39-263,117.48-104,625.61

Finding the Fourth Proportional to 190,662.39, 263,117.48 and 104,625.61

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Solution

The fourth proportional to 190,662.39, 263,117.48 and 104,625.61 is: 144,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,662.39 : 263,117.48 = 104,625.61 : x
  2. Step 2: Convert to fraction form
    190,662.39/263,117.48 = 104,625.61/x
  3. Step 3: Cross multiply
    190,662.39x = 263,117.48 × 104,625.61
  4. Step 4: Simplify right side
    190,662.39x = 27,528,825,665.74
  5. Step 5: Solve for x
    x = 27,528,825,665.74/190,662.39
  6. Step 6: Final answer
    x = 144,385.19

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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.