Home / 37,066.40-55,599.60-36,720.80

Finding the Fourth Proportional to 37,066.40, 55,599.60 and 36,720.80

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Solution

The fourth proportional to 37,066.40, 55,599.60 and 36,720.80 is: 55,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,066.40 : 55,599.60 = 36,720.80 : x
  2. Step 2: Convert to fraction form
    37,066.40/55,599.60 = 36,720.80/x
  3. Step 3: Cross multiply
    37,066.40x = 55,599.60 × 36,720.80
  4. Step 4: Simplify right side
    37,066.40x = 2,041,661,791.68
  5. Step 5: Solve for x
    x = 2,041,661,791.68/37,066.40
  6. Step 6: Final answer
    x = 55,081.20

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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.