Home / 85,941.45-118,596.78-47,179.26

Finding the Fourth Proportional to 85,941.45, 118,596.78 and 47,179.26

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Solution

The fourth proportional to 85,941.45, 118,596.78 and 47,179.26 is: 65,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,941.45 : 118,596.78 = 47,179.26 : x
  2. Step 2: Convert to fraction form
    85,941.45/118,596.78 = 47,179.26/x
  3. Step 3: Cross multiply
    85,941.45x = 118,596.78 × 47,179.26
  4. Step 4: Simplify right side
    85,941.45x = 5,595,308,318.78
  5. Step 5: Solve for x
    x = 5,595,308,318.78/85,941.45
  6. Step 6: Final answer
    x = 65,106.05

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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.