Home / 79,181.02-118,771.53-26,627.41

Finding the Fourth Proportional to 79,181.02, 118,771.53 and 26,627.41

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Solution

The fourth proportional to 79,181.02, 118,771.53 and 26,627.41 is: 39,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,181.02 : 118,771.53 = 26,627.41 : x
  2. Step 2: Convert to fraction form
    79,181.02/118,771.53 = 26,627.41/x
  3. Step 3: Cross multiply
    79,181.02x = 118,771.53 × 26,627.41
  4. Step 4: Simplify right side
    79,181.02x = 3,162,577,977.65
  5. Step 5: Solve for x
    x = 3,162,577,977.65/79,181.02
  6. Step 6: Final answer
    x = 39,941.11

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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.