Home / 63,189.90-94,805.33-18,817.02

Finding the Fourth Proportional to 63,189.90, 94,805.33 and 18,817.02

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Solution

The fourth proportional to 63,189.90, 94,805.33 and 18,817.02 is: 28,231.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,189.90 : 94,805.33 = 18,817.02 : x
  2. Step 2: Convert to fraction form
    63,189.90/94,805.33 = 18,817.02/x
  3. Step 3: Cross multiply
    63,189.90x = 94,805.33 × 18,817.02
  4. Step 4: Simplify right side
    63,189.90x = 1,783,953,696.63
  5. Step 5: Solve for x
    x = 1,783,953,696.63/63,189.90
  6. Step 6: Final answer
    x = 28,231.63

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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.