Home / 49,431.80-74,112.48-23,122.20

Finding the Fourth Proportional to 49,431.80, 74,112.48 and 23,122.20

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Solution

The fourth proportional to 49,431.80, 74,112.48 and 23,122.20 is: 34,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,431.80 : 74,112.48 = 23,122.20 : x
  2. Step 2: Convert to fraction form
    49,431.80/74,112.48 = 23,122.20/x
  3. Step 3: Cross multiply
    49,431.80x = 74,112.48 × 23,122.20
  4. Step 4: Simplify right side
    49,431.80x = 1,713,643,585.06
  5. Step 5: Solve for x
    x = 1,713,643,585.06/49,431.80
  6. Step 6: Final answer
    x = 34,666.83

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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.