Home / 187,670.24-258,943.32-111,151.16

Finding the Fourth Proportional to 187,670.24, 258,943.32 and 111,151.16

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Solution

The fourth proportional to 187,670.24, 258,943.32 and 111,151.16 is: 153,363.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,670.24 : 258,943.32 = 111,151.16 : x
  2. Step 2: Convert to fraction form
    187,670.24/258,943.32 = 111,151.16/x
  3. Step 3: Cross multiply
    187,670.24x = 258,943.32 × 111,151.16
  4. Step 4: Simplify right side
    187,670.24x = 28,781,850,392.25
  5. Step 5: Solve for x
    x = 28,781,850,392.25/187,670.24
  6. Step 6: Final answer
    x = 153,363.96

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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.