Home / 62,269.75-93,405.44-20,716.75

Finding the Fourth Proportional to 62,269.75, 93,405.44 and 20,716.75

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Solution

The fourth proportional to 62,269.75, 93,405.44 and 20,716.75 is: 31,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,269.75 : 93,405.44 = 20,716.75 : x
  2. Step 2: Convert to fraction form
    62,269.75/93,405.44 = 20,716.75/x
  3. Step 3: Cross multiply
    62,269.75x = 93,405.44 × 20,716.75
  4. Step 4: Simplify right side
    62,269.75x = 1,935,057,149.12
  5. Step 5: Solve for x
    x = 1,935,057,149.12/62,269.75
  6. Step 6: Final answer
    x = 31,075.40

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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.