Home / 49,889.04-74,871.63-18,329.01

Finding the Fourth Proportional to 49,889.04, 74,871.63 and 18,329.01

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Solution

The fourth proportional to 49,889.04, 74,871.63 and 18,329.01 is: 27,507.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,889.04 : 74,871.63 = 18,329.01 : x
  2. Step 2: Convert to fraction form
    49,889.04/74,871.63 = 18,329.01/x
  3. Step 3: Cross multiply
    49,889.04x = 74,871.63 × 18,329.01
  4. Step 4: Simplify right side
    49,889.04x = 1,372,322,854.99
  5. Step 5: Solve for x
    x = 1,372,322,854.99/49,889.04
  6. Step 6: Final answer
    x = 27,507.50

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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.