Home / 79,027.99-118,542.02-32,280.86

Finding the Fourth Proportional to 79,027.99, 118,542.02 and 32,280.86

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Solution

The fourth proportional to 79,027.99, 118,542.02 and 32,280.86 is: 48,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,027.99 : 118,542.02 = 32,280.86 : x
  2. Step 2: Convert to fraction form
    79,027.99/118,542.02 = 32,280.86/x
  3. Step 3: Cross multiply
    79,027.99x = 118,542.02 × 32,280.86
  4. Step 4: Simplify right side
    79,027.99x = 3,826,638,486.69
  5. Step 5: Solve for x
    x = 3,826,638,486.69/79,027.99
  6. Step 6: Final answer
    x = 48,421.31

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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.