Home / 274,025.18-411,037.98-74,345.56

Finding the Fourth Proportional to 274,025.18, 411,037.98 and 74,345.56

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Solution

The fourth proportional to 274,025.18, 411,037.98 and 74,345.56 is: 111,518.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,025.18 : 411,037.98 = 74,345.56 : x
  2. Step 2: Convert to fraction form
    274,025.18/411,037.98 = 74,345.56/x
  3. Step 3: Cross multiply
    274,025.18x = 411,037.98 × 74,345.56
  4. Step 4: Simplify right side
    274,025.18x = 30,558,847,497.98
  5. Step 5: Solve for x
    x = 30,558,847,497.98/274,025.18
  6. Step 6: Final answer
    x = 111,518.39

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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.