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Finding the Fourth Proportional to 49,509.98, 74,267.49 and 14,452.28

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Solution

The fourth proportional to 49,509.98, 74,267.49 and 14,452.28 is: 21,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,509.98 : 74,267.49 = 14,452.28 : x
  2. Step 2: Convert to fraction form
    49,509.98/74,267.49 = 14,452.28/x
  3. Step 3: Cross multiply
    49,509.98x = 74,267.49 × 14,452.28
  4. Step 4: Simplify right side
    49,509.98x = 1,073,334,560.38
  5. Step 5: Solve for x
    x = 1,073,334,560.38/49,509.98
  6. Step 6: Final answer
    x = 21,679.16

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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.