Home / 118,052.08-176,662.20-73,699.60

Finding the Fourth Proportional to 118,052.08, 176,662.20 and 73,699.60

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Solution

The fourth proportional to 118,052.08, 176,662.20 and 73,699.60 is: 110,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,052.08 : 176,662.20 = 73,699.60 : x
  2. Step 2: Convert to fraction form
    118,052.08/176,662.20 = 73,699.60/x
  3. Step 3: Cross multiply
    118,052.08x = 176,662.20 × 73,699.60
  4. Step 4: Simplify right side
    118,052.08x = 13,019,933,475.12
  5. Step 5: Solve for x
    x = 13,019,933,475.12/118,052.08
  6. Step 6: Final answer
    x = 110,289.74

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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.