Home / 34,890.63-52,339.19-12,706.35

Finding the Fourth Proportional to 34,890.63, 52,339.19 and 12,706.35

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Solution

The fourth proportional to 34,890.63, 52,339.19 and 12,706.35 is: 19,060.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,890.63 : 52,339.19 = 12,706.35 : x
  2. Step 2: Convert to fraction form
    34,890.63/52,339.19 = 12,706.35/x
  3. Step 3: Cross multiply
    34,890.63x = 52,339.19 × 12,706.35
  4. Step 4: Simplify right side
    34,890.63x = 665,040,003.32
  5. Step 5: Solve for x
    x = 665,040,003.32/34,890.63
  6. Step 6: Final answer
    x = 19,060.70

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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.