Home / 127,408.88-175,824.37-70,049.18

Finding the Fourth Proportional to 127,408.88, 175,824.37 and 70,049.18

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Solution

The fourth proportional to 127,408.88, 175,824.37 and 70,049.18 is: 96,667.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,408.88 : 175,824.37 = 70,049.18 : x
  2. Step 2: Convert to fraction form
    127,408.88/175,824.37 = 70,049.18/x
  3. Step 3: Cross multiply
    127,408.88x = 175,824.37 × 70,049.18
  4. Step 4: Simplify right side
    127,408.88x = 12,316,352,942.52
  5. Step 5: Solve for x
    x = 12,316,352,942.52/127,408.88
  6. Step 6: Final answer
    x = 96,667.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.