Home / 107,770.53-148,719.60-60,021.39

Finding the Fourth Proportional to 107,770.53, 148,719.60 and 60,021.39

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Solution

The fourth proportional to 107,770.53, 148,719.60 and 60,021.39 is: 82,827.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,770.53 : 148,719.60 = 60,021.39 : x
  2. Step 2: Convert to fraction form
    107,770.53/148,719.60 = 60,021.39/x
  3. Step 3: Cross multiply
    107,770.53x = 148,719.60 × 60,021.39
  4. Step 4: Simplify right side
    107,770.53x = 8,926,357,112.24
  5. Step 5: Solve for x
    x = 8,926,357,112.24/107,770.53
  6. Step 6: Final answer
    x = 82,827.44

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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.