Home / 140,916.54-211,137.07-69,744.27

Finding the Fourth Proportional to 140,916.54, 211,137.07 and 69,744.27

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Solution

The fourth proportional to 140,916.54, 211,137.07 and 69,744.27 is: 104,498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,916.54 : 211,137.07 = 69,744.27 : x
  2. Step 2: Convert to fraction form
    140,916.54/211,137.07 = 69,744.27/x
  3. Step 3: Cross multiply
    140,916.54x = 211,137.07 × 69,744.27
  4. Step 4: Simplify right side
    140,916.54x = 14,725,600,817.09
  5. Step 5: Solve for x
    x = 14,725,600,817.09/140,916.54
  6. Step 6: Final answer
    x = 104,498.74

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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.