Home / 184,415.40-276,623.10-122,085.90

Finding the Fourth Proportional to 184,415.40, 276,623.10 and 122,085.90

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Solution

The fourth proportional to 184,415.40, 276,623.10 and 122,085.90 is: 183,128.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,415.40 : 276,623.10 = 122,085.90 : x
  2. Step 2: Convert to fraction form
    184,415.40/276,623.10 = 122,085.90/x
  3. Step 3: Cross multiply
    184,415.40x = 276,623.10 × 122,085.90
  4. Step 4: Simplify right side
    184,415.40x = 33,771,780,124.29
  5. Step 5: Solve for x
    x = 33,771,780,124.29/184,415.40
  6. Step 6: Final answer
    x = 183,128.85

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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.