Home / 152,575.39-228,836.96-40,256.79

Finding the Fourth Proportional to 152,575.39, 228,836.96 and 40,256.79

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Solution

The fourth proportional to 152,575.39, 228,836.96 and 40,256.79 is: 60,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,575.39 : 228,836.96 = 40,256.79 : x
  2. Step 2: Convert to fraction form
    152,575.39/228,836.96 = 40,256.79/x
  3. Step 3: Cross multiply
    152,575.39x = 228,836.96 × 40,256.79
  4. Step 4: Simplify right side
    152,575.39x = 9,212,241,442.96
  5. Step 5: Solve for x
    x = 9,212,241,442.96/152,575.39
  6. Step 6: Final answer
    x = 60,378.29

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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.