Home / 184,493.10-276,739.65-127,412.40

Finding the Fourth Proportional to 184,493.10, 276,739.65 and 127,412.40

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Solution

The fourth proportional to 184,493.10, 276,739.65 and 127,412.40 is: 191,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,493.10 : 276,739.65 = 127,412.40 : x
  2. Step 2: Convert to fraction form
    184,493.10/276,739.65 = 127,412.40/x
  3. Step 3: Cross multiply
    184,493.10x = 276,739.65 × 127,412.40
  4. Step 4: Simplify right side
    184,493.10x = 35,260,062,981.66
  5. Step 5: Solve for x
    x = 35,260,062,981.66/184,493.10
  6. Step 6: Final answer
    x = 191,118.60

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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.