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Finding the Fourth Proportional to 69,024.84, 103,684.68 and 49,429.32

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Solution

The fourth proportional to 69,024.84, 103,684.68 and 49,429.32 is: 74,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,024.84 : 103,684.68 = 49,429.32 : x
  2. Step 2: Convert to fraction form
    69,024.84/103,684.68 = 49,429.32/x
  3. Step 3: Cross multiply
    69,024.84x = 103,684.68 × 49,429.32
  4. Step 4: Simplify right side
    69,024.84x = 5,125,063,226.82
  5. Step 5: Solve for x
    x = 5,125,063,226.82/69,024.84
  6. Step 6: Final answer
    x = 74,249.55

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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.