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Finding the Fourth Proportional to 48,515.58, 72,724.02 and 36,804.24

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Solution

The fourth proportional to 48,515.58, 72,724.02 and 36,804.24 is: 55,168.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,515.58 : 72,724.02 = 36,804.24 : x
  2. Step 2: Convert to fraction form
    48,515.58/72,724.02 = 36,804.24/x
  3. Step 3: Cross multiply
    48,515.58x = 72,724.02 × 36,804.24
  4. Step 4: Simplify right side
    48,515.58x = 2,676,552,285.84
  5. Step 5: Solve for x
    x = 2,676,552,285.84/48,515.58
  6. Step 6: Final answer
    x = 55,168.92

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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.