Home / 79,245.16-118,867.74-32,520.04

Finding the Fourth Proportional to 79,245.16, 118,867.74 and 32,520.04

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Solution

The fourth proportional to 79,245.16, 118,867.74 and 32,520.04 is: 48,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,245.16 : 118,867.74 = 32,520.04 : x
  2. Step 2: Convert to fraction form
    79,245.16/118,867.74 = 32,520.04/x
  3. Step 3: Cross multiply
    79,245.16x = 118,867.74 × 32,520.04
  4. Step 4: Simplify right side
    79,245.16x = 3,865,583,659.51
  5. Step 5: Solve for x
    x = 3,865,583,659.51/79,245.16
  6. Step 6: Final answer
    x = 48,780.06

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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.