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Finding the Fourth Proportional to 178,029.01, 266,957.38 and 65,762.09

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Solution

The fourth proportional to 178,029.01, 266,957.38 and 65,762.09 is: 98,611.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,029.01 : 266,957.38 = 65,762.09 : x
  2. Step 2: Convert to fraction form
    178,029.01/266,957.38 = 65,762.09/x
  3. Step 3: Cross multiply
    178,029.01x = 266,957.38 × 65,762.09
  4. Step 4: Simplify right side
    178,029.01x = 17,555,675,249.72
  5. Step 5: Solve for x
    x = 17,555,675,249.72/178,029.01
  6. Step 6: Final answer
    x = 98,611.32

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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.