Home / 79,505.03-109,719.59-45,524.51

Finding the Fourth Proportional to 79,505.03, 109,719.59 and 45,524.51

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Solution

The fourth proportional to 79,505.03, 109,719.59 and 45,524.51 is: 62,825.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,505.03 : 109,719.59 = 45,524.51 : x
  2. Step 2: Convert to fraction form
    79,505.03/109,719.59 = 45,524.51/x
  3. Step 3: Cross multiply
    79,505.03x = 109,719.59 × 45,524.51
  4. Step 4: Simplify right side
    79,505.03x = 4,994,929,795.93
  5. Step 5: Solve for x
    x = 4,994,929,795.93/79,505.03
  6. Step 6: Final answer
    x = 62,825.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.