Home / 63,078.86-94,636.56-18,706.68

Finding the Fourth Proportional to 63,078.86, 94,636.56 and 18,706.68

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Solution

The fourth proportional to 63,078.86, 94,636.56 and 18,706.68 is: 28,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,078.86 : 94,636.56 = 18,706.68 : x
  2. Step 2: Convert to fraction form
    63,078.86/94,636.56 = 18,706.68/x
  3. Step 3: Cross multiply
    63,078.86x = 94,636.56 × 18,706.68
  4. Step 4: Simplify right side
    63,078.86x = 1,770,335,750.69
  5. Step 5: Solve for x
    x = 1,770,335,750.69/63,078.86
  6. Step 6: Final answer
    x = 28,065.44

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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.