Home / 190,151.40-262,398.53-104,093.74

Finding the Fourth Proportional to 190,151.40, 262,398.53 and 104,093.74

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Solution

The fourth proportional to 190,151.40, 262,398.53 and 104,093.74 is: 143,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,151.40 : 262,398.53 = 104,093.74 : x
  2. Step 2: Convert to fraction form
    190,151.40/262,398.53 = 104,093.74/x
  3. Step 3: Cross multiply
    190,151.40x = 262,398.53 × 104,093.74
  4. Step 4: Simplify right side
    190,151.40x = 27,314,043,376.91
  5. Step 5: Solve for x
    x = 27,314,043,376.91/190,151.40
  6. Step 6: Final answer
    x = 143,643.66

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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.