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Finding the Fourth Proportional to 63,495.84, 87,622.92 and 36,636.24

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Solution

The fourth proportional to 63,495.84, 87,622.92 and 36,636.24 is: 50,557.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,495.84 : 87,622.92 = 36,636.24 : x
  2. Step 2: Convert to fraction form
    63,495.84/87,622.92 = 36,636.24/x
  3. Step 3: Cross multiply
    63,495.84x = 87,622.92 × 36,636.24
  4. Step 4: Simplify right side
    63,495.84x = 3,210,174,326.62
  5. Step 5: Solve for x
    x = 3,210,174,326.62/63,495.84
  6. Step 6: Final answer
    x = 50,557.24

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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.