Home / 97,910.85-146,769.08-45,228.45

Finding the Fourth Proportional to 97,910.85, 146,769.08 and 45,228.45

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Solution

The fourth proportional to 97,910.85, 146,769.08 and 45,228.45 is: 67,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,910.85 : 146,769.08 = 45,228.45 : x
  2. Step 2: Convert to fraction form
    97,910.85/146,769.08 = 45,228.45/x
  3. Step 3: Cross multiply
    97,910.85x = 146,769.08 × 45,228.45
  4. Step 4: Simplify right side
    97,910.85x = 6,638,137,770.18
  5. Step 5: Solve for x
    x = 6,638,137,770.18/97,910.85
  6. Step 6: Final answer
    x = 67,797.77

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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.