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Finding the Fourth Proportional to 38,683.63, 58,051.36 and 14,059.63

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Solution

The fourth proportional to 38,683.63, 58,051.36 and 14,059.63 is: 21,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,683.63 : 58,051.36 = 14,059.63 : x
  2. Step 2: Convert to fraction form
    38,683.63/58,051.36 = 14,059.63/x
  3. Step 3: Cross multiply
    38,683.63x = 58,051.36 × 14,059.63
  4. Step 4: Simplify right side
    38,683.63x = 816,180,352.34
  5. Step 5: Solve for x
    x = 816,180,352.34/38,683.63
  6. Step 6: Final answer
    x = 21,098.86

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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.