Home / 54,190.69-81,286.47-16,750.67

Finding the Fourth Proportional to 54,190.69, 81,286.47 and 16,750.67

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Solution

The fourth proportional to 54,190.69, 81,286.47 and 16,750.67 is: 25,126.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,190.69 : 81,286.47 = 16,750.67 : x
  2. Step 2: Convert to fraction form
    54,190.69/81,286.47 = 16,750.67/x
  3. Step 3: Cross multiply
    54,190.69x = 81,286.47 × 16,750.67
  4. Step 4: Simplify right side
    54,190.69x = 1,361,602,428.00
  5. Step 5: Solve for x
    x = 1,361,602,428.00/54,190.69
  6. Step 6: Final answer
    x = 25,126.13

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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.