Home / 122,913.40-184,370.10-43,999.15

Finding the Fourth Proportional to 122,913.40, 184,370.10 and 43,999.15

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Solution

The fourth proportional to 122,913.40, 184,370.10 and 43,999.15 is: 65,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,913.40 : 184,370.10 = 43,999.15 : x
  2. Step 2: Convert to fraction form
    122,913.40/184,370.10 = 43,999.15/x
  3. Step 3: Cross multiply
    122,913.40x = 184,370.10 × 43,999.15
  4. Step 4: Simplify right side
    122,913.40x = 8,112,127,685.42
  5. Step 5: Solve for x
    x = 8,112,127,685.42/122,913.40
  6. Step 6: Final answer
    x = 65,998.73

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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.