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Finding the Fourth Proportional to 177,896.21, 245,495.90 and 97,322.27

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Solution

The fourth proportional to 177,896.21, 245,495.90 and 97,322.27 is: 134,304.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,896.21 : 245,495.90 = 97,322.27 : x
  2. Step 2: Convert to fraction form
    177,896.21/245,495.90 = 97,322.27/x
  3. Step 3: Cross multiply
    177,896.21x = 245,495.90 × 97,322.27
  4. Step 4: Simplify right side
    177,896.21x = 23,892,217,777.08
  5. Step 5: Solve for x
    x = 23,892,217,777.08/177,896.21
  6. Step 6: Final answer
    x = 134,304.25

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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.