Home / 53,300.14-79,936.27-15,850.12

Finding the Fourth Proportional to 53,300.14, 79,936.27 and 15,850.12

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Solution

The fourth proportional to 53,300.14, 79,936.27 and 15,850.12 is: 23,771.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,300.14 : 79,936.27 = 15,850.12 : x
  2. Step 2: Convert to fraction form
    53,300.14/79,936.27 = 15,850.12/x
  3. Step 3: Cross multiply
    53,300.14x = 79,936.27 × 15,850.12
  4. Step 4: Simplify right side
    53,300.14x = 1,266,999,471.85
  5. Step 5: Solve for x
    x = 1,266,999,471.85/53,300.14
  6. Step 6: Final answer
    x = 23,771.03

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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.