Home / 106,766.67-160,147.98-31,887.03

Finding the Fourth Proportional to 106,766.67, 160,147.98 and 31,887.03

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Solution

The fourth proportional to 106,766.67, 160,147.98 and 31,887.03 is: 47,829.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,766.67 : 160,147.98 = 31,887.03 : x
  2. Step 2: Convert to fraction form
    106,766.67/160,147.98 = 31,887.03/x
  3. Step 3: Cross multiply
    106,766.67x = 160,147.98 × 31,887.03
  4. Step 4: Simplify right side
    106,766.67x = 5,106,643,442.70
  5. Step 5: Solve for x
    x = 5,106,643,442.70/106,766.67
  6. Step 6: Final answer
    x = 47,829.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.