Home / 95,405.22-142,835.67-75,712.50

Finding the Fourth Proportional to 95,405.22, 142,835.67 and 75,712.50

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Solution

The fourth proportional to 95,405.22, 142,835.67 and 75,712.50 is: 113,352.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,405.22 : 142,835.67 = 75,712.50 : x
  2. Step 2: Convert to fraction form
    95,405.22/142,835.67 = 75,712.50/x
  3. Step 3: Cross multiply
    95,405.22x = 142,835.67 × 75,712.50
  4. Step 4: Simplify right side
    95,405.22x = 10,814,445,664.88
  5. Step 5: Solve for x
    x = 10,814,445,664.88/95,405.22
  6. Step 6: Final answer
    x = 113,352.77

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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.