Home / 98,845.05-148,365.99-54,492.69

Finding the Fourth Proportional to 98,845.05, 148,365.99 and 54,492.69

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Solution

The fourth proportional to 98,845.05, 148,365.99 and 54,492.69 is: 81,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,845.05 : 148,365.99 = 54,492.69 : x
  2. Step 2: Convert to fraction form
    98,845.05/148,365.99 = 54,492.69/x
  3. Step 3: Cross multiply
    98,845.05x = 148,365.99 × 54,492.69
  4. Step 4: Simplify right side
    98,845.05x = 8,084,861,899.61
  5. Step 5: Solve for x
    x = 8,084,861,899.61/98,845.05
  6. Step 6: Final answer
    x = 81,793.29

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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.