Home / 98,050.96-135,309.45-55,609.80

Finding the Fourth Proportional to 98,050.96, 135,309.45 and 55,609.80

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Solution

The fourth proportional to 98,050.96, 135,309.45 and 55,609.80 is: 76,741.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,050.96 : 135,309.45 = 55,609.80 : x
  2. Step 2: Convert to fraction form
    98,050.96/135,309.45 = 55,609.80/x
  3. Step 3: Cross multiply
    98,050.96x = 135,309.45 × 55,609.80
  4. Step 4: Simplify right side
    98,050.96x = 7,524,531,452.61
  5. Step 5: Solve for x
    x = 7,524,531,452.61/98,050.96
  6. Step 6: Final answer
    x = 76,741.03

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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.