Home / 152,871.36-228,900.96-102,874.56

Finding the Fourth Proportional to 152,871.36, 228,900.96 and 102,874.56

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Solution

The fourth proportional to 152,871.36, 228,900.96 and 102,874.56 is: 154,038.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,871.36 : 228,900.96 = 102,874.56 : x
  2. Step 2: Convert to fraction form
    152,871.36/228,900.96 = 102,874.56/x
  3. Step 3: Cross multiply
    152,871.36x = 228,900.96 × 102,874.56
  4. Step 4: Simplify right side
    152,871.36x = 23,548,085,543.58
  5. Step 5: Solve for x
    x = 23,548,085,543.58/152,871.36
  6. Step 6: Final answer
    x = 154,038.57

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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.