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Finding the Fourth Proportional to 63,606.60, 95,409.90 and 16,864.20

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Solution

The fourth proportional to 63,606.60, 95,409.90 and 16,864.20 is: 25,296.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,606.60 : 95,409.90 = 16,864.20 : x
  2. Step 2: Convert to fraction form
    63,606.60/95,409.90 = 16,864.20/x
  3. Step 3: Cross multiply
    63,606.60x = 95,409.90 × 16,864.20
  4. Step 4: Simplify right side
    63,606.60x = 1,609,011,635.58
  5. Step 5: Solve for x
    x = 1,609,011,635.58/63,606.60
  6. Step 6: Final answer
    x = 25,296.30

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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.