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Finding the Fourth Proportional to 163,560.84, 225,674.55 and 95,539.20

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Solution

The fourth proportional to 163,560.84, 225,674.55 and 95,539.20 is: 131,821.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,560.84 : 225,674.55 = 95,539.20 : x
  2. Step 2: Convert to fraction form
    163,560.84/225,674.55 = 95,539.20/x
  3. Step 3: Cross multiply
    163,560.84x = 225,674.55 × 95,539.20
  4. Step 4: Simplify right side
    163,560.84x = 21,560,765,967.36
  5. Step 5: Solve for x
    x = 21,560,765,967.36/163,560.84
  6. Step 6: Final answer
    x = 131,821.08

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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.