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Finding the Fourth Proportional to 174,772.80, 262,111.32 and 48,382.80

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Solution

The fourth proportional to 174,772.80, 262,111.32 and 48,382.80 is: 72,560.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,772.80 : 262,111.32 = 48,382.80 : x
  2. Step 2: Convert to fraction form
    174,772.80/262,111.32 = 48,382.80/x
  3. Step 3: Cross multiply
    174,772.80x = 262,111.32 × 48,382.80
  4. Step 4: Simplify right side
    174,772.80x = 12,681,679,573.30
  5. Step 5: Solve for x
    x = 12,681,679,573.30/174,772.80
  6. Step 6: Final answer
    x = 72,560.95

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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.