Home / 236,397.60-326,271-140,910.48

Finding the Fourth Proportional to 236,397.60, 326,271 and 140,910.48

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Solution

The fourth proportional to 236,397.60, 326,271 and 140,910.48 is: 194,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,397.60 : 326,271 = 140,910.48 : x
  2. Step 2: Convert to fraction form
    236,397.60/326,271 = 140,910.48/x
  3. Step 3: Cross multiply
    236,397.60x = 326,271 × 140,910.48
  4. Step 4: Simplify right side
    236,397.60x = 45,975,003,220.08
  5. Step 5: Solve for x
    x = 45,975,003,220.08/236,397.60
  6. Step 6: Final answer
    x = 194,481.68

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1.5x scale

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.