Home / 187,110.48-258,485.67-161,916.24

Finding the Fourth Proportional to 187,110.48, 258,485.67 and 161,916.24

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Solution

The fourth proportional to 187,110.48, 258,485.67 and 161,916.24 is: 223,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,110.48 : 258,485.67 = 161,916.24 : x
  2. Step 2: Convert to fraction form
    187,110.48/258,485.67 = 161,916.24/x
  3. Step 3: Cross multiply
    187,110.48x = 258,485.67 × 161,916.24
  4. Step 4: Simplify right side
    187,110.48x = 41,853,027,780.28
  5. Step 5: Solve for x
    x = 41,853,027,780.28/187,110.48
  6. Step 6: Final answer
    x = 223,680.83

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1.5x scale

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.