Home / 95,328.90-142,994.43-28,769.67

Finding the Fourth Proportional to 95,328.90, 142,994.43 and 28,769.67

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Solution

The fourth proportional to 95,328.90, 142,994.43 and 28,769.67 is: 43,154.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,328.90 : 142,994.43 = 28,769.67 : x
  2. Step 2: Convert to fraction form
    95,328.90/142,994.43 = 28,769.67/x
  3. Step 3: Cross multiply
    95,328.90x = 142,994.43 × 28,769.67
  4. Step 4: Simplify right side
    95,328.90x = 4,113,902,562.94
  5. Step 5: Solve for x
    x = 4,113,902,562.94/95,328.90
  6. Step 6: Final answer
    x = 43,154.83

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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.