Home / 51,465.23-71,039.54-30,250.79

Finding the Fourth Proportional to 51,465.23, 71,039.54 and 30,250.79

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Solution

The fourth proportional to 51,465.23, 71,039.54 and 30,250.79 is: 41,756.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,465.23 : 71,039.54 = 30,250.79 : x
  2. Step 2: Convert to fraction form
    51,465.23/71,039.54 = 30,250.79/x
  3. Step 3: Cross multiply
    51,465.23x = 71,039.54 × 30,250.79
  4. Step 4: Simplify right side
    51,465.23x = 2,149,002,054.98
  5. Step 5: Solve for x
    x = 2,149,002,054.98/51,465.23
  6. Step 6: Final answer
    x = 41,756.39

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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.