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Finding the Fourth Proportional to 96,554.98, 144,832.56 and 54,914.50

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Solution

The fourth proportional to 96,554.98, 144,832.56 and 54,914.50 is: 82,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,554.98 : 144,832.56 = 54,914.50 : x
  2. Step 2: Convert to fraction form
    96,554.98/144,832.56 = 54,914.50/x
  3. Step 3: Cross multiply
    96,554.98x = 144,832.56 × 54,914.50
  4. Step 4: Simplify right side
    96,554.98x = 7,953,407,616.12
  5. Step 5: Solve for x
    x = 7,953,407,616.12/96,554.98
  6. Step 6: Final answer
    x = 82,371.80

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1.5x scale

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.