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Finding the Fourth Proportional to 34,019.01, 51,014.04 and 12,947.27

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Solution

The fourth proportional to 34,019.01, 51,014.04 and 12,947.27 is: 19,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,019.01 : 51,014.04 = 12,947.27 : x
  2. Step 2: Convert to fraction form
    34,019.01/51,014.04 = 12,947.27/x
  3. Step 3: Cross multiply
    34,019.01x = 51,014.04 × 12,947.27
  4. Step 4: Simplify right side
    34,019.01x = 660,492,294.60
  5. Step 5: Solve for x
    x = 660,492,294.60/34,019.01
  6. Step 6: Final answer
    x = 19,415.39

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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.