Home / 121,745.10-182,289.60-95,501.10

Finding the Fourth Proportional to 121,745.10, 182,289.60 and 95,501.10

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Solution

The fourth proportional to 121,745.10, 182,289.60 and 95,501.10 is: 142,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,745.10 : 182,289.60 = 95,501.10 : x
  2. Step 2: Convert to fraction form
    121,745.10/182,289.60 = 95,501.10/x
  3. Step 3: Cross multiply
    121,745.10x = 182,289.60 × 95,501.10
  4. Step 4: Simplify right side
    121,745.10x = 17,408,857,318.56
  5. Step 5: Solve for x
    x = 17,408,857,318.56/121,745.10
  6. Step 6: Final answer
    x = 142,994.32

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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.