Home / 190,244.67-262,537.08-105,361.74

Finding the Fourth Proportional to 190,244.67, 262,537.08 and 105,361.74

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Solution

The fourth proportional to 190,244.67, 262,537.08 and 105,361.74 is: 145,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,244.67 : 262,537.08 = 105,361.74 : x
  2. Step 2: Convert to fraction form
    190,244.67/262,537.08 = 105,361.74/x
  3. Step 3: Cross multiply
    190,244.67x = 262,537.08 × 105,361.74
  4. Step 4: Simplify right side
    190,244.67x = 27,661,363,563.32
  5. Step 5: Solve for x
    x = 27,661,363,563.32/190,244.67
  6. Step 6: Final answer
    x = 145,398.89

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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.