Home / 482,907.47-723,917.72-167,143.55

Finding the Fourth Proportional to 482,907.47, 723,917.72 and 167,143.55

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Solution

The fourth proportional to 482,907.47, 723,917.72 and 167,143.55 is: 250,561.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,907.47 : 723,917.72 = 167,143.55 : x
  2. Step 2: Convert to fraction form
    482,907.47/723,917.72 = 167,143.55/x
  3. Step 3: Cross multiply
    482,907.47x = 723,917.72 × 167,143.55
  4. Step 4: Simplify right side
    482,907.47x = 120,998,174,426.98
  5. Step 5: Solve for x
    x = 120,998,174,426.98/482,907.47
  6. Step 6: Final answer
    x = 250,561.82

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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.