Home / 133,483.10-184,144.44-76,861.66

Finding the Fourth Proportional to 133,483.10, 184,144.44 and 76,861.66

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Solution

The fourth proportional to 133,483.10, 184,144.44 and 76,861.66 is: 106,033.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,483.10 : 184,144.44 = 76,861.66 : x
  2. Step 2: Convert to fraction form
    133,483.10/184,144.44 = 76,861.66/x
  3. Step 3: Cross multiply
    133,483.10x = 184,144.44 × 76,861.66
  4. Step 4: Simplify right side
    133,483.10x = 14,153,647,338.17
  5. Step 5: Solve for x
    x = 14,153,647,338.17/133,483.10
  6. Step 6: Final answer
    x = 106,033.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.