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Finding the Fourth Proportional to 63,495.90, 95,213.07 and 19,114.38

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Solution

The fourth proportional to 63,495.90, 95,213.07 and 19,114.38 is: 28,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,495.90 : 95,213.07 = 19,114.38 : x
  2. Step 2: Convert to fraction form
    63,495.90/95,213.07 = 19,114.38/x
  3. Step 3: Cross multiply
    63,495.90x = 95,213.07 × 19,114.38
  4. Step 4: Simplify right side
    63,495.90x = 1,819,938,800.95
  5. Step 5: Solve for x
    x = 1,819,938,800.95/63,495.90
  6. Step 6: Final answer
    x = 28,662.30

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1.5x scale

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.