Home / 185,858.28-278,688.60-73,533.96

Finding the Fourth Proportional to 185,858.28, 278,688.60 and 73,533.96

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Solution

The fourth proportional to 185,858.28, 278,688.60 and 73,533.96 is: 110,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,858.28 : 278,688.60 = 73,533.96 : x
  2. Step 2: Convert to fraction form
    185,858.28/278,688.60 = 73,533.96/x
  3. Step 3: Cross multiply
    185,858.28x = 278,688.60 × 73,533.96
  4. Step 4: Simplify right side
    185,858.28x = 20,493,076,364.86
  5. Step 5: Solve for x
    x = 20,493,076,364.86/185,858.28
  6. Step 6: Final answer
    x = 110,261.84

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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.