Home / 49,901.04-74,811.80-28,817.16

Finding the Fourth Proportional to 49,901.04, 74,811.80 and 28,817.16

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Solution

The fourth proportional to 49,901.04, 74,811.80 and 28,817.16 is: 43,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,901.04 : 74,811.80 = 28,817.16 : x
  2. Step 2: Convert to fraction form
    49,901.04/74,811.80 = 28,817.16/x
  3. Step 3: Cross multiply
    49,901.04x = 74,811.80 × 28,817.16
  4. Step 4: Simplify right side
    49,901.04x = 2,155,863,610.49
  5. Step 5: Solve for x
    x = 2,155,863,610.49/49,901.04
  6. Step 6: Final answer
    x = 43,202.78

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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.