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Finding the Fourth Proportional to 63,518.02, 87,648.48 and 36,669.16

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Solution

The fourth proportional to 63,518.02, 87,648.48 and 36,669.16 is: 50,599.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,518.02 : 87,648.48 = 36,669.16 : x
  2. Step 2: Convert to fraction form
    63,518.02/87,648.48 = 36,669.16/x
  3. Step 3: Cross multiply
    63,518.02x = 87,648.48 × 36,669.16
  4. Step 4: Simplify right side
    63,518.02x = 3,213,995,753.41
  5. Step 5: Solve for x
    x = 3,213,995,753.41/63,518.02
  6. Step 6: Final answer
    x = 50,599.74

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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.