Home / 199,128.56-298,692.86-58,876.36

Finding the Fourth Proportional to 199,128.56, 298,692.86 and 58,876.36

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Solution

The fourth proportional to 199,128.56, 298,692.86 and 58,876.36 is: 88,314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,128.56 : 298,692.86 = 58,876.36 : x
  2. Step 2: Convert to fraction form
    199,128.56/298,692.86 = 58,876.36/x
  3. Step 3: Cross multiply
    199,128.56x = 298,692.86 × 58,876.36
  4. Step 4: Simplify right side
    199,128.56x = 17,585,948,354.79
  5. Step 5: Solve for x
    x = 17,585,948,354.79/199,128.56
  6. Step 6: Final answer
    x = 88,314.55

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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.