Home / 76,833.50-115,295.62-32,457.38

Finding the Fourth Proportional to 76,833.50, 115,295.62 and 32,457.38

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Solution

The fourth proportional to 76,833.50, 115,295.62 and 32,457.38 is: 48,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,833.50 : 115,295.62 = 32,457.38 : x
  2. Step 2: Convert to fraction form
    76,833.50/115,295.62 = 32,457.38/x
  3. Step 3: Cross multiply
    76,833.50x = 115,295.62 × 32,457.38
  4. Step 4: Simplify right side
    76,833.50x = 3,742,193,750.68
  5. Step 5: Solve for x
    x = 3,742,193,750.68/76,833.50
  6. Step 6: Final answer
    x = 48,705.24

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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.