Home / 45,914.15-68,897.82-19,257.77

Finding the Fourth Proportional to 45,914.15, 68,897.82 and 19,257.77

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Solution

The fourth proportional to 45,914.15, 68,897.82 and 19,257.77 is: 28,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,914.15 : 68,897.82 = 19,257.77 : x
  2. Step 2: Convert to fraction form
    45,914.15/68,897.82 = 19,257.77/x
  3. Step 3: Cross multiply
    45,914.15x = 68,897.82 × 19,257.77
  4. Step 4: Simplify right side
    45,914.15x = 1,326,818,065.48
  5. Step 5: Solve for x
    x = 1,326,818,065.48/45,914.15
  6. Step 6: Final answer
    x = 28,897.80

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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.