Home / 136,554.39-188,338.23-88,822.98

Finding the Fourth Proportional to 136,554.39, 188,338.23 and 88,822.98

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Solution

The fourth proportional to 136,554.39, 188,338.23 and 88,822.98 is: 122,506.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,554.39 : 188,338.23 = 88,822.98 : x
  2. Step 2: Convert to fraction form
    136,554.39/188,338.23 = 88,822.98/x
  3. Step 3: Cross multiply
    136,554.39x = 188,338.23 × 88,822.98
  4. Step 4: Simplify right side
    136,554.39x = 16,728,762,836.53
  5. Step 5: Solve for x
    x = 16,728,762,836.53/136,554.39
  6. Step 6: Final answer
    x = 122,506.23

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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.