Home / 48,236.04-72,374.58-18,674.64

Finding the Fourth Proportional to 48,236.04, 72,374.58 and 18,674.64

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Solution

The fourth proportional to 48,236.04, 72,374.58 and 18,674.64 is: 28,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,236.04 : 72,374.58 = 18,674.64 : x
  2. Step 2: Convert to fraction form
    48,236.04/72,374.58 = 18,674.64/x
  3. Step 3: Cross multiply
    48,236.04x = 72,374.58 × 18,674.64
  4. Step 4: Simplify right side
    48,236.04x = 1,351,569,226.65
  5. Step 5: Solve for x
    x = 1,351,569,226.65/48,236.04
  6. Step 6: Final answer
    x = 28,019.90

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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.