Home / 37,074.51-51,163.65-21,158.64

Finding the Fourth Proportional to 37,074.51, 51,163.65 and 21,158.64

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Solution

The fourth proportional to 37,074.51, 51,163.65 and 21,158.64 is: 29,199.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,074.51 : 51,163.65 = 21,158.64 : x
  2. Step 2: Convert to fraction form
    37,074.51/51,163.65 = 21,158.64/x
  3. Step 3: Cross multiply
    37,074.51x = 51,163.65 × 21,158.64
  4. Step 4: Simplify right side
    37,074.51x = 1,082,553,251.44
  5. Step 5: Solve for x
    x = 1,082,553,251.44/37,074.51
  6. Step 6: Final answer
    x = 29,199.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.