Home / 122,923.84-184,090.20-70,173.40

Finding the Fourth Proportional to 122,923.84, 184,090.20 and 70,173.40

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Solution

The fourth proportional to 122,923.84, 184,090.20 and 70,173.40 is: 105,091.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,923.84 : 184,090.20 = 70,173.40 : x
  2. Step 2: Convert to fraction form
    122,923.84/184,090.20 = 70,173.40/x
  3. Step 3: Cross multiply
    122,923.84x = 184,090.20 × 70,173.40
  4. Step 4: Simplify right side
    122,923.84x = 12,918,235,240.68
  5. Step 5: Solve for x
    x = 12,918,235,240.68/122,923.84
  6. Step 6: Final answer
    x = 105,091.37

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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.