Home / 187,170.51-258,313.29-106,624.11

Finding the Fourth Proportional to 187,170.51, 258,313.29 and 106,624.11

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Solution

The fourth proportional to 187,170.51, 258,313.29 and 106,624.11 is: 147,151.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,170.51 : 258,313.29 = 106,624.11 : x
  2. Step 2: Convert to fraction form
    187,170.51/258,313.29 = 106,624.11/x
  3. Step 3: Cross multiply
    187,170.51x = 258,313.29 × 106,624.11
  4. Step 4: Simplify right side
    187,170.51x = 27,542,424,647.42
  5. Step 5: Solve for x
    x = 27,542,424,647.42/187,170.51
  6. Step 6: Final answer
    x = 147,151.52

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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.