Home / 189,191.28-283,778.72-47,033.58

Finding the Fourth Proportional to 189,191.28, 283,778.72 and 47,033.58

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Solution

The fourth proportional to 189,191.28, 283,778.72 and 47,033.58 is: 70,548.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,191.28 : 283,778.72 = 47,033.58 : x
  2. Step 2: Convert to fraction form
    189,191.28/283,778.72 = 47,033.58/x
  3. Step 3: Cross multiply
    189,191.28x = 283,778.72 × 47,033.58
  4. Step 4: Simplify right side
    189,191.28x = 13,347,129,129.42
  5. Step 5: Solve for x
    x = 13,347,129,129.42/189,191.28
  6. Step 6: Final answer
    x = 70,548.33

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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.