Home / 104,855.98-157,173.19-75,257.77

Finding the Fourth Proportional to 104,855.98, 157,173.19 and 75,257.77

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Solution

The fourth proportional to 104,855.98, 157,173.19 and 75,257.77 is: 112,807.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,855.98 : 157,173.19 = 75,257.77 : x
  2. Step 2: Convert to fraction form
    104,855.98/157,173.19 = 75,257.77/x
  3. Step 3: Cross multiply
    104,855.98x = 157,173.19 × 75,257.77
  4. Step 4: Simplify right side
    104,855.98x = 11,828,503,783.19
  5. Step 5: Solve for x
    x = 11,828,503,783.19/104,855.98
  6. Step 6: Final answer
    x = 112,807.15

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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.