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Finding the Fourth Proportional to 63,496.14, 87,624 and 36,638.34

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Solution

The fourth proportional to 63,496.14, 87,624 and 36,638.34 is: 50,560.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,496.14 : 87,624 = 36,638.34 : x
  2. Step 2: Convert to fraction form
    63,496.14/87,624 = 36,638.34/x
  3. Step 3: Cross multiply
    63,496.14x = 87,624 × 36,638.34
  4. Step 4: Simplify right side
    63,496.14x = 3,210,397,904.16
  5. Step 5: Solve for x
    x = 3,210,397,904.16/63,496.14
  6. Step 6: Final answer
    x = 50,560.52

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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.