Home / 20,066.76-30,097.75-5,276.83

Finding the Fourth Proportional to 20,066.76, 30,097.75 and 5,276.83

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Solution

The fourth proportional to 20,066.76, 30,097.75 and 5,276.83 is: 7,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066.76 : 30,097.75 = 5,276.83 : x
  2. Step 2: Convert to fraction form
    20,066.76/30,097.75 = 5,276.83/x
  3. Step 3: Cross multiply
    20,066.76x = 30,097.75 × 5,276.83
  4. Step 4: Simplify right side
    20,066.76x = 158,820,807.58
  5. Step 5: Solve for x
    x = 158,820,807.58/20,066.76
  6. Step 6: Final answer
    x = 7,914.62

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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.