Home / 123,328.20-184,911.30-48,403.20

Finding the Fourth Proportional to 123,328.20, 184,911.30 and 48,403.20

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Solution

The fourth proportional to 123,328.20, 184,911.30 and 48,403.20 is: 72,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,328.20 : 184,911.30 = 48,403.20 : x
  2. Step 2: Convert to fraction form
    123,328.20/184,911.30 = 48,403.20/x
  3. Step 3: Cross multiply
    123,328.20x = 184,911.30 × 48,403.20
  4. Step 4: Simplify right side
    123,328.20x = 8,950,298,636.16
  5. Step 5: Solve for x
    x = 8,950,298,636.16/123,328.20
  6. Step 6: Final answer
    x = 72,573.01

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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.