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Finding the Fourth Proportional to 101,085.84, 151,379.58 and 63,552.80

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Solution

The fourth proportional to 101,085.84, 151,379.58 and 63,552.80 is: 95,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,085.84 : 151,379.58 = 63,552.80 : x
  2. Step 2: Convert to fraction form
    101,085.84/151,379.58 = 63,552.80/x
  3. Step 3: Cross multiply
    101,085.84x = 151,379.58 × 63,552.80
  4. Step 4: Simplify right side
    101,085.84x = 9,620,596,171.82
  5. Step 5: Solve for x
    x = 9,620,596,171.82/101,085.84
  6. Step 6: Final answer
    x = 95,172.54

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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.