Home / 30,066.96-45,104.54-12,532.68

Finding the Fourth Proportional to 30,066.96, 45,104.54 and 12,532.68

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Solution

The fourth proportional to 30,066.96, 45,104.54 and 12,532.68 is: 18,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,066.96 : 45,104.54 = 12,532.68 : x
  2. Step 2: Convert to fraction form
    30,066.96/45,104.54 = 12,532.68/x
  3. Step 3: Cross multiply
    30,066.96x = 45,104.54 × 12,532.68
  4. Step 4: Simplify right side
    30,066.96x = 565,280,766.37
  5. Step 5: Solve for x
    x = 565,280,766.37/30,066.96
  6. Step 6: Final answer
    x = 18,800.73

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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.