Home / 125,896.12-173,740.89-68,537.53

Finding the Fourth Proportional to 125,896.12, 173,740.89 and 68,537.53

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Solution

The fourth proportional to 125,896.12, 173,740.89 and 68,537.53 is: 94,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,896.12 : 173,740.89 = 68,537.53 : x
  2. Step 2: Convert to fraction form
    125,896.12/173,740.89 = 68,537.53/x
  3. Step 3: Cross multiply
    125,896.12x = 173,740.89 × 68,537.53
  4. Step 4: Simplify right side
    125,896.12x = 11,907,771,460.60
  5. Step 5: Solve for x
    x = 11,907,771,460.60/125,896.12
  6. Step 6: Final answer
    x = 94,584.10

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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.