Home / 116,748.89-174,944.96-69,270.49

Finding the Fourth Proportional to 116,748.89, 174,944.96 and 69,270.49

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Solution

The fourth proportional to 116,748.89, 174,944.96 and 69,270.49 is: 103,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,748.89 : 174,944.96 = 69,270.49 : x
  2. Step 2: Convert to fraction form
    116,748.89/174,944.96 = 69,270.49/x
  3. Step 3: Cross multiply
    116,748.89x = 174,944.96 × 69,270.49
  4. Step 4: Simplify right side
    116,748.89x = 12,118,523,623.97
  5. Step 5: Solve for x
    x = 12,118,523,623.97/116,748.89
  6. Step 6: Final answer
    x = 103,799.90

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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.