Home / 152,620.96-228,672.24-73,772.32

Finding the Fourth Proportional to 152,620.96, 228,672.24 and 73,772.32

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Solution

The fourth proportional to 152,620.96, 228,672.24 and 73,772.32 is: 110,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,620.96 : 228,672.24 = 73,772.32 : x
  2. Step 2: Convert to fraction form
    152,620.96/228,672.24 = 73,772.32/x
  3. Step 3: Cross multiply
    152,620.96x = 228,672.24 × 73,772.32
  4. Step 4: Simplify right side
    152,620.96x = 16,869,681,664.40
  5. Step 5: Solve for x
    x = 16,869,681,664.40/152,620.96
  6. Step 6: Final answer
    x = 110,533.19

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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.