Home / 79,079.10-118,618.65-32,321.04

Finding the Fourth Proportional to 79,079.10, 118,618.65 and 32,321.04

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Solution

The fourth proportional to 79,079.10, 118,618.65 and 32,321.04 is: 48,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,079.10 : 118,618.65 = 32,321.04 : x
  2. Step 2: Convert to fraction form
    79,079.10/118,618.65 = 32,321.04/x
  3. Step 3: Cross multiply
    79,079.10x = 118,618.65 × 32,321.04
  4. Step 4: Simplify right side
    79,079.10x = 3,833,878,131.40
  5. Step 5: Solve for x
    x = 3,833,878,131.40/79,079.10
  6. Step 6: Final answer
    x = 48,481.56

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1.5x scale

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.