Home / 104,788.41-157,094.44-45,579.48

Finding the Fourth Proportional to 104,788.41, 157,094.44 and 45,579.48

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Solution

The fourth proportional to 104,788.41, 157,094.44 and 45,579.48 is: 68,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,788.41 : 157,094.44 = 45,579.48 : x
  2. Step 2: Convert to fraction form
    104,788.41/157,094.44 = 45,579.48/x
  3. Step 3: Cross multiply
    104,788.41x = 157,094.44 × 45,579.48
  4. Step 4: Simplify right side
    104,788.41x = 7,160,282,886.09
  5. Step 5: Solve for x
    x = 7,160,282,886.09/104,788.41
  6. Step 6: Final answer
    x = 68,330.87

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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.