Home / 53,699.04-80,571.24-28,732.50

Finding the Fourth Proportional to 53,699.04, 80,571.24 and 28,732.50

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Solution

The fourth proportional to 53,699.04, 80,571.24 and 28,732.50 is: 43,110.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,699.04 : 80,571.24 = 28,732.50 : x
  2. Step 2: Convert to fraction form
    53,699.04/80,571.24 = 28,732.50/x
  3. Step 3: Cross multiply
    53,699.04x = 80,571.24 × 28,732.50
  4. Step 4: Simplify right side
    53,699.04x = 2,315,013,153.30
  5. Step 5: Solve for x
    x = 2,315,013,153.30/53,699.04
  6. Step 6: Final answer
    x = 43,110.89

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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.