Home / 49,914.16-74,870.93-12,474.04

Finding the Fourth Proportional to 49,914.16, 74,870.93 and 12,474.04

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Solution

The fourth proportional to 49,914.16, 74,870.93 and 12,474.04 is: 18,710.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,914.16 : 74,870.93 = 12,474.04 : x
  2. Step 2: Convert to fraction form
    49,914.16/74,870.93 = 12,474.04/x
  3. Step 3: Cross multiply
    49,914.16x = 74,870.93 × 12,474.04
  4. Step 4: Simplify right side
    49,914.16x = 933,942,819.66
  5. Step 5: Solve for x
    x = 933,942,819.66/49,914.16
  6. Step 6: Final answer
    x = 18,710.98

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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.