Home / 53,638.02-80,435.43-16,186.50

Finding the Fourth Proportional to 53,638.02, 80,435.43 and 16,186.50

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Solution

The fourth proportional to 53,638.02, 80,435.43 and 16,186.50 is: 24,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,638.02 : 80,435.43 = 16,186.50 : x
  2. Step 2: Convert to fraction form
    53,638.02/80,435.43 = 16,186.50/x
  3. Step 3: Cross multiply
    53,638.02x = 80,435.43 × 16,186.50
  4. Step 4: Simplify right side
    53,638.02x = 1,301,968,087.70
  5. Step 5: Solve for x
    x = 1,301,968,087.70/53,638.02
  6. Step 6: Final answer
    x = 24,273.23

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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.