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Finding the Fourth Proportional to 116,374.88, 160,597.44 and 66,073.88

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Solution

The fourth proportional to 116,374.88, 160,597.44 and 66,073.88 is: 91,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,374.88 : 160,597.44 = 66,073.88 : x
  2. Step 2: Convert to fraction form
    116,374.88/160,597.44 = 66,073.88/x
  3. Step 3: Cross multiply
    116,374.88x = 160,597.44 × 66,073.88
  4. Step 4: Simplify right side
    116,374.88x = 10,611,295,978.87
  5. Step 5: Solve for x
    x = 10,611,295,978.87/116,374.88
  6. Step 6: Final answer
    x = 91,182.01

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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.