Home / 109,869.04-164,803.83-30,983.68

Finding the Fourth Proportional to 109,869.04, 164,803.83 and 30,983.68

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Solution

The fourth proportional to 109,869.04, 164,803.83 and 30,983.68 is: 46,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,869.04 : 164,803.83 = 30,983.68 : x
  2. Step 2: Convert to fraction form
    109,869.04/164,803.83 = 30,983.68/x
  3. Step 3: Cross multiply
    109,869.04x = 164,803.83 × 30,983.68
  4. Step 4: Simplify right side
    109,869.04x = 5,106,229,131.49
  5. Step 5: Solve for x
    x = 5,106,229,131.49/109,869.04
  6. Step 6: Final answer
    x = 46,475.60

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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.