Home / 140,806.12-211,256.34-46,040.68

Finding the Fourth Proportional to 140,806.12, 211,256.34 and 46,040.68

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Solution

The fourth proportional to 140,806.12, 211,256.34 and 46,040.68 is: 69,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,806.12 : 211,256.34 = 46,040.68 : x
  2. Step 2: Convert to fraction form
    140,806.12/211,256.34 = 46,040.68/x
  3. Step 3: Cross multiply
    140,806.12x = 211,256.34 × 46,040.68
  4. Step 4: Simplify right side
    140,806.12x = 9,726,385,239.40
  5. Step 5: Solve for x
    x = 9,726,385,239.40/140,806.12
  6. Step 6: Final answer
    x = 69,076.44

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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.