Home / 135,293.86-186,692.80-91,597.52

Finding the Fourth Proportional to 135,293.86, 186,692.80 and 91,597.52

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Solution

The fourth proportional to 135,293.86, 186,692.80 and 91,597.52 is: 126,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,293.86 : 186,692.80 = 91,597.52 : x
  2. Step 2: Convert to fraction form
    135,293.86/186,692.80 = 91,597.52/x
  3. Step 3: Cross multiply
    135,293.86x = 186,692.80 × 91,597.52
  4. Step 4: Simplify right side
    135,293.86x = 17,100,597,481.86
  5. Step 5: Solve for x
    x = 17,100,597,481.86/135,293.86
  6. Step 6: Final answer
    x = 126,395.96

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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.