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Finding the Fourth Proportional to 109,326.88, 163,887.92 and 59,333.60

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Solution

The fourth proportional to 109,326.88, 163,887.92 and 59,333.60 is: 88,944.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,326.88 : 163,887.92 = 59,333.60 : x
  2. Step 2: Convert to fraction form
    109,326.88/163,887.92 = 59,333.60/x
  3. Step 3: Cross multiply
    109,326.88x = 163,887.92 × 59,333.60
  4. Step 4: Simplify right side
    109,326.88x = 9,724,060,290.11
  5. Step 5: Solve for x
    x = 9,724,060,290.11/109,326.88
  6. Step 6: Final answer
    x = 88,944.83

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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.