Home / 118,025.96-162,873.71-64,311.35

Finding the Fourth Proportional to 118,025.96, 162,873.71 and 64,311.35

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Solution

The fourth proportional to 118,025.96, 162,873.71 and 64,311.35 is: 88,748.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,025.96 : 162,873.71 = 64,311.35 : x
  2. Step 2: Convert to fraction form
    118,025.96/162,873.71 = 64,311.35/x
  3. Step 3: Cross multiply
    118,025.96x = 162,873.71 × 64,311.35
  4. Step 4: Simplify right side
    118,025.96x = 10,474,628,255.24
  5. Step 5: Solve for x
    x = 10,474,628,255.24/118,025.96
  6. Step 6: Final answer
    x = 88,748.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.