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Finding the Fourth Proportional to 117,416.06, 162,034.22 and 63,701.06

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Solution

The fourth proportional to 117,416.06, 162,034.22 and 63,701.06 is: 87,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,416.06 : 162,034.22 = 63,701.06 : x
  2. Step 2: Convert to fraction form
    117,416.06/162,034.22 = 63,701.06/x
  3. Step 3: Cross multiply
    117,416.06x = 162,034.22 × 63,701.06
  4. Step 4: Simplify right side
    117,416.06x = 10,321,751,570.27
  5. Step 5: Solve for x
    x = 10,321,751,570.27/117,416.06
  6. Step 6: Final answer
    x = 87,907.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.