Home / 122,964.10-184,446.15-76,308.10

Finding the Fourth Proportional to 122,964.10, 184,446.15 and 76,308.10

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Solution

The fourth proportional to 122,964.10, 184,446.15 and 76,308.10 is: 114,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,964.10 : 184,446.15 = 76,308.10 : x
  2. Step 2: Convert to fraction form
    122,964.10/184,446.15 = 76,308.10/x
  3. Step 3: Cross multiply
    122,964.10x = 184,446.15 × 76,308.10
  4. Step 4: Simplify right side
    122,964.10x = 14,074,735,258.82
  5. Step 5: Solve for x
    x = 14,074,735,258.82/122,964.10
  6. Step 6: Final answer
    x = 114,462.15

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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.