Home / 43,445.66-65,056.78-30,099.64

Finding the Fourth Proportional to 43,445.66, 65,056.78 and 30,099.64

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Solution

The fourth proportional to 43,445.66, 65,056.78 and 30,099.64 is: 45,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,445.66 : 65,056.78 = 30,099.64 : x
  2. Step 2: Convert to fraction form
    43,445.66/65,056.78 = 30,099.64/x
  3. Step 3: Cross multiply
    43,445.66x = 65,056.78 × 30,099.64
  4. Step 4: Simplify right side
    43,445.66x = 1,958,185,657.56
  5. Step 5: Solve for x
    x = 1,958,185,657.56/43,445.66
  6. Step 6: Final answer
    x = 45,072.07

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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.