Home / 187,901.06-259,314.06-111,465.41

Finding the Fourth Proportional to 187,901.06, 259,314.06 and 111,465.41

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Solution

The fourth proportional to 187,901.06, 259,314.06 and 111,465.41 is: 153,828.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,901.06 : 259,314.06 = 111,465.41 : x
  2. Step 2: Convert to fraction form
    187,901.06/259,314.06 = 111,465.41/x
  3. Step 3: Cross multiply
    187,901.06x = 259,314.06 × 111,465.41
  4. Step 4: Simplify right side
    187,901.06x = 28,904,546,720.09
  5. Step 5: Solve for x
    x = 28,904,546,720.09/187,901.06
  6. Step 6: Final answer
    x = 153,828.55

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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.