Home / 97,676.20-146,514.30-93,739.60

Finding the Fourth Proportional to 97,676.20, 146,514.30 and 93,739.60

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Solution

The fourth proportional to 97,676.20, 146,514.30 and 93,739.60 is: 140,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,676.20 : 146,514.30 = 93,739.60 : x
  2. Step 2: Convert to fraction form
    97,676.20/146,514.30 = 93,739.60/x
  3. Step 3: Cross multiply
    97,676.20x = 146,514.30 × 93,739.60
  4. Step 4: Simplify right side
    97,676.20x = 13,734,191,876.28
  5. Step 5: Solve for x
    x = 13,734,191,876.28/97,676.20
  6. Step 6: Final answer
    x = 140,609.40

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1.5x scale

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.