Home / 149,226.58-223,699.17-74,275.87

Finding the Fourth Proportional to 149,226.58, 223,699.17 and 74,275.87

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Solution

The fourth proportional to 149,226.58, 223,699.17 and 74,275.87 is: 111,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,226.58 : 223,699.17 = 74,275.87 : x
  2. Step 2: Convert to fraction form
    149,226.58/223,699.17 = 74,275.87/x
  3. Step 3: Cross multiply
    149,226.58x = 223,699.17 × 74,275.87
  4. Step 4: Simplify right side
    149,226.58x = 16,615,450,470.03
  5. Step 5: Solve for x
    x = 16,615,450,470.03/149,226.58
  6. Step 6: Final answer
    x = 111,343.77

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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.