Home / 136,314.19-188,187.39-95,603.32

Finding the Fourth Proportional to 136,314.19, 188,187.39 and 95,603.32

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Solution

The fourth proportional to 136,314.19, 188,187.39 and 95,603.32 is: 131,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,314.19 : 188,187.39 = 95,603.32 : x
  2. Step 2: Convert to fraction form
    136,314.19/188,187.39 = 95,603.32/x
  3. Step 3: Cross multiply
    136,314.19x = 188,187.39 × 95,603.32
  4. Step 4: Simplify right side
    136,314.19x = 17,991,339,266.13
  5. Step 5: Solve for x
    x = 17,991,339,266.13/136,314.19
  6. Step 6: Final answer
    x = 131,984.35

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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.