Home / 49,362.60-74,022.30-19,770.60

Finding the Fourth Proportional to 49,362.60, 74,022.30 and 19,770.60

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Solution

The fourth proportional to 49,362.60, 74,022.30 and 19,770.60 is: 29,647.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,362.60 : 74,022.30 = 19,770.60 : x
  2. Step 2: Convert to fraction form
    49,362.60/74,022.30 = 19,770.60/x
  3. Step 3: Cross multiply
    49,362.60x = 74,022.30 × 19,770.60
  4. Step 4: Simplify right side
    49,362.60x = 1,463,465,284.38
  5. Step 5: Solve for x
    x = 1,463,465,284.38/49,362.60
  6. Step 6: Final answer
    x = 29,647.25

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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.