Home / 109,501.14-164,226.60-30,620.91

Finding the Fourth Proportional to 109,501.14, 164,226.60 and 30,620.91

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Solution

The fourth proportional to 109,501.14, 164,226.60 and 30,620.91 is: 45,924.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,501.14 : 164,226.60 = 30,620.91 : x
  2. Step 2: Convert to fraction form
    109,501.14/164,226.60 = 30,620.91/x
  3. Step 3: Cross multiply
    109,501.14x = 164,226.60 × 30,620.91
  4. Step 4: Simplify right side
    109,501.14x = 5,028,767,938.21
  5. Step 5: Solve for x
    x = 5,028,767,938.21/109,501.14
  6. Step 6: Final answer
    x = 45,924.34

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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.