Home / 85,994.37-118,683.15-52,003.09

Finding the Fourth Proportional to 85,994.37, 118,683.15 and 52,003.09

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Solution

The fourth proportional to 85,994.37, 118,683.15 and 52,003.09 is: 71,770.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,994.37 : 118,683.15 = 52,003.09 : x
  2. Step 2: Convert to fraction form
    85,994.37/118,683.15 = 52,003.09/x
  3. Step 3: Cross multiply
    85,994.37x = 118,683.15 × 52,003.09
  4. Step 4: Simplify right side
    85,994.37x = 6,171,890,530.93
  5. Step 5: Solve for x
    x = 6,171,890,530.93/85,994.37
  6. Step 6: Final answer
    x = 71,770.87

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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.