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Finding the Fourth Proportional to 117,313.01, 161,892.17 and 63,598.26

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Solution

The fourth proportional to 117,313.01, 161,892.17 and 63,598.26 is: 87,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,313.01 : 161,892.17 = 63,598.26 : x
  2. Step 2: Convert to fraction form
    117,313.01/161,892.17 = 63,598.26/x
  3. Step 3: Cross multiply
    117,313.01x = 161,892.17 × 63,598.26
  4. Step 4: Simplify right side
    117,313.01x = 10,296,060,847.22
  5. Step 5: Solve for x
    x = 10,296,060,847.22/117,313.01
  6. Step 6: Final answer
    x = 87,765.72

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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.