Home / 43,775.65-65,653.10-20,068.41

Finding the Fourth Proportional to 43,775.65, 65,653.10 and 20,068.41

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Solution

The fourth proportional to 43,775.65, 65,653.10 and 20,068.41 is: 30,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,775.65 : 65,653.10 = 20,068.41 : x
  2. Step 2: Convert to fraction form
    43,775.65/65,653.10 = 20,068.41/x
  3. Step 3: Cross multiply
    43,775.65x = 65,653.10 × 20,068.41
  4. Step 4: Simplify right side
    43,775.65x = 1,317,553,328.57
  5. Step 5: Solve for x
    x = 1,317,553,328.57/43,775.65
  6. Step 6: Final answer
    x = 30,097.86

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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.