Home / 95,209.10-142,748.85-45,313.10

Finding the Fourth Proportional to 95,209.10, 142,748.85 and 45,313.10

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Solution

The fourth proportional to 95,209.10, 142,748.85 and 45,313.10 is: 67,938.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,209.10 : 142,748.85 = 45,313.10 : x
  2. Step 2: Convert to fraction form
    95,209.10/142,748.85 = 45,313.10/x
  3. Step 3: Cross multiply
    95,209.10x = 142,748.85 × 45,313.10
  4. Step 4: Simplify right side
    95,209.10x = 6,468,392,914.94
  5. Step 5: Solve for x
    x = 6,468,392,914.94/95,209.10
  6. Step 6: Final answer
    x = 67,938.81

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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.