Home / 51,958.05-77,945.27-16,889.50

Finding the Fourth Proportional to 51,958.05, 77,945.27 and 16,889.50

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Solution

The fourth proportional to 51,958.05, 77,945.27 and 16,889.50 is: 25,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,958.05 : 77,945.27 = 16,889.50 : x
  2. Step 2: Convert to fraction form
    51,958.05/77,945.27 = 16,889.50/x
  3. Step 3: Cross multiply
    51,958.05x = 77,945.27 × 16,889.50
  4. Step 4: Simplify right side
    51,958.05x = 1,316,456,637.67
  5. Step 5: Solve for x
    x = 1,316,456,637.67/51,958.05
  6. Step 6: Final answer
    x = 25,336.91

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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.