Home / 122,953.10-184,170.45-109,820.30

Finding the Fourth Proportional to 122,953.10, 184,170.45 and 109,820.30

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Solution

The fourth proportional to 122,953.10, 184,170.45 and 109,820.30 is: 164,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,953.10 : 184,170.45 = 109,820.30 : x
  2. Step 2: Convert to fraction form
    122,953.10/184,170.45 = 109,820.30/x
  3. Step 3: Cross multiply
    122,953.10x = 184,170.45 × 109,820.30
  4. Step 4: Simplify right side
    122,953.10x = 20,225,654,070.14
  5. Step 5: Solve for x
    x = 20,225,654,070.14/122,953.10
  6. Step 6: Final answer
    x = 164,498.94

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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.