Home / 184,868.81-276,573.60-140,019.40

Finding the Fourth Proportional to 184,868.81, 276,573.60 and 140,019.40

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Solution

The fourth proportional to 184,868.81, 276,573.60 and 140,019.40 is: 209,476.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,868.81 : 276,573.60 = 140,019.40 : x
  2. Step 2: Convert to fraction form
    184,868.81/276,573.60 = 140,019.40/x
  3. Step 3: Cross multiply
    184,868.81x = 276,573.60 × 140,019.40
  4. Step 4: Simplify right side
    184,868.81x = 38,725,669,873.56
  5. Step 5: Solve for x
    x = 38,725,669,873.56/184,868.81
  6. Step 6: Final answer
    x = 209,476.49

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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.