Home / 79,027.23-118,540.95-32,280.12

Finding the Fourth Proportional to 79,027.23, 118,540.95 and 32,280.12

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Solution

The fourth proportional to 79,027.23, 118,540.95 and 32,280.12 is: 48,420.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,027.23 : 118,540.95 = 32,280.12 : x
  2. Step 2: Convert to fraction form
    79,027.23/118,540.95 = 32,280.12/x
  3. Step 3: Cross multiply
    79,027.23x = 118,540.95 × 32,280.12
  4. Step 4: Simplify right side
    79,027.23x = 3,826,516,090.91
  5. Step 5: Solve for x
    x = 3,826,516,090.91/79,027.23
  6. Step 6: Final answer
    x = 48,420.22

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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.