Home / 122,967.10-184,450.65-76,311.10

Finding the Fourth Proportional to 122,967.10, 184,450.65 and 76,311.10

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Solution

The fourth proportional to 122,967.10, 184,450.65 and 76,311.10 is: 114,466.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,967.10 : 184,450.65 = 76,311.10 : x
  2. Step 2: Convert to fraction form
    122,967.10/184,450.65 = 76,311.10/x
  3. Step 3: Cross multiply
    122,967.10x = 184,450.65 × 76,311.10
  4. Step 4: Simplify right side
    122,967.10x = 14,075,631,997.22
  5. Step 5: Solve for x
    x = 14,075,631,997.22/122,967.10
  6. Step 6: Final answer
    x = 114,466.65

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1.5x scale

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.