Home / 122,956.30-184,434.45-121,113.10

Finding the Fourth Proportional to 122,956.30, 184,434.45 and 121,113.10

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Solution

The fourth proportional to 122,956.30, 184,434.45 and 121,113.10 is: 181,669.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,956.30 : 184,434.45 = 121,113.10 : x
  2. Step 2: Convert to fraction form
    122,956.30/184,434.45 = 121,113.10/x
  3. Step 3: Cross multiply
    122,956.30x = 184,434.45 × 121,113.10
  4. Step 4: Simplify right side
    122,956.30x = 22,337,427,986.30
  5. Step 5: Solve for x
    x = 22,337,427,986.30/122,956.30
  6. Step 6: Final answer
    x = 181,669.65

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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.