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Finding the Fourth Proportional to 38,701.03, 58,077.44 and 14,077.03

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Solution

The fourth proportional to 38,701.03, 58,077.44 and 14,077.03 is: 21,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701.03 : 58,077.44 = 14,077.03 : x
  2. Step 2: Convert to fraction form
    38,701.03/58,077.44 = 14,077.03/x
  3. Step 3: Cross multiply
    38,701.03x = 58,077.44 × 14,077.03
  4. Step 4: Simplify right side
    38,701.03x = 817,557,865.20
  5. Step 5: Solve for x
    x = 817,557,865.20/38,701.03
  6. Step 6: Final answer
    x = 21,124.96

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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.