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Finding the Fourth Proportional to 63,038.88, 94,572.16 and 18,669.11

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Solution

The fourth proportional to 63,038.88, 94,572.16 and 18,669.11 is: 28,007.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,038.88 : 94,572.16 = 18,669.11 : x
  2. Step 2: Convert to fraction form
    63,038.88/94,572.16 = 18,669.11/x
  3. Step 3: Cross multiply
    63,038.88x = 94,572.16 × 18,669.11
  4. Step 4: Simplify right side
    63,038.88x = 1,765,577,538.44
  5. Step 5: Solve for x
    x = 1,765,577,538.44/63,038.88
  6. Step 6: Final answer
    x = 28,007.76

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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.