Home / 190,443.75-262,815.02-104,410.81

Finding the Fourth Proportional to 190,443.75, 262,815.02 and 104,410.81

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Solution

The fourth proportional to 190,443.75, 262,815.02 and 104,410.81 is: 144,088.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,443.75 : 262,815.02 = 104,410.81 : x
  2. Step 2: Convert to fraction form
    190,443.75/262,815.02 = 104,410.81/x
  3. Step 3: Cross multiply
    190,443.75x = 262,815.02 × 104,410.81
  4. Step 4: Simplify right side
    190,443.75x = 27,440,729,118.37
  5. Step 5: Solve for x
    x = 27,440,729,118.37/190,443.75
  6. Step 6: Final answer
    x = 144,088.37

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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.