Home / 154,366.36-231,575.49-53,160.37

Finding the Fourth Proportional to 154,366.36, 231,575.49 and 53,160.37

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Solution

The fourth proportional to 154,366.36, 231,575.49 and 53,160.37 is: 79,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,366.36 : 231,575.49 = 53,160.37 : x
  2. Step 2: Convert to fraction form
    154,366.36/231,575.49 = 53,160.37/x
  3. Step 3: Cross multiply
    154,366.36x = 231,575.49 × 53,160.37
  4. Step 4: Simplify right side
    154,366.36x = 12,310,638,152.39
  5. Step 5: Solve for x
    x = 12,310,638,152.39/154,366.36
  6. Step 6: Final answer
    x = 79,749.49

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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.