Home / 223,529.65-334,561.47-122,172.45

Finding the Fourth Proportional to 223,529.65, 334,561.47 and 122,172.45

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Solution

The fourth proportional to 223,529.65, 334,561.47 and 122,172.45 is: 182,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,529.65 : 334,561.47 = 122,172.45 : x
  2. Step 2: Convert to fraction form
    223,529.65/334,561.47 = 122,172.45/x
  3. Step 3: Cross multiply
    223,529.65x = 334,561.47 × 122,172.45
  4. Step 4: Simplify right side
    223,529.65x = 40,874,194,380.92
  5. Step 5: Solve for x
    x = 40,874,194,380.92/223,529.65
  6. Step 6: Final answer
    x = 182,858.05

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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.