Home / 45,040.50-62,170.47-28,273.50

Finding the Fourth Proportional to 45,040.50, 62,170.47 and 28,273.50

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Solution

The fourth proportional to 45,040.50, 62,170.47 and 28,273.50 is: 39,026.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,040.50 : 62,170.47 = 28,273.50 : x
  2. Step 2: Convert to fraction form
    45,040.50/62,170.47 = 28,273.50/x
  3. Step 3: Cross multiply
    45,040.50x = 62,170.47 × 28,273.50
  4. Step 4: Simplify right side
    45,040.50x = 1,757,776,783.55
  5. Step 5: Solve for x
    x = 1,757,776,783.55/45,040.50
  6. Step 6: Final answer
    x = 39,026.58

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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.