Home / 39,975.50-59,963.26-12,273.50

Finding the Fourth Proportional to 39,975.50, 59,963.26 and 12,273.50

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Solution

The fourth proportional to 39,975.50, 59,963.26 and 12,273.50 is: 18,410.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,975.50 : 59,963.26 = 12,273.50 : x
  2. Step 2: Convert to fraction form
    39,975.50/59,963.26 = 12,273.50/x
  3. Step 3: Cross multiply
    39,975.50x = 59,963.26 × 12,273.50
  4. Step 4: Simplify right side
    39,975.50x = 735,959,071.61
  5. Step 5: Solve for x
    x = 735,959,071.61/39,975.50
  6. Step 6: Final answer
    x = 18,410.25

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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.