Home / 190,827.09-263,343.96-104,790.51

Finding the Fourth Proportional to 190,827.09, 263,343.96 and 104,790.51

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Solution

The fourth proportional to 190,827.09, 263,343.96 and 104,790.51 is: 144,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,827.09 : 263,343.96 = 104,790.51 : x
  2. Step 2: Convert to fraction form
    190,827.09/263,343.96 = 104,790.51/x
  3. Step 3: Cross multiply
    190,827.09x = 263,343.96 × 104,790.51
  4. Step 4: Simplify right side
    190,827.09x = 27,595,947,873.82
  5. Step 5: Solve for x
    x = 27,595,947,873.82/190,827.09
  6. Step 6: Final answer
    x = 144,612.32

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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.