Home / 172,246.95-258,353.72-52,304.94

Finding the Fourth Proportional to 172,246.95, 258,353.72 and 52,304.94

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Solution

The fourth proportional to 172,246.95, 258,353.72 and 52,304.94 is: 78,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,246.95 : 258,353.72 = 52,304.94 : x
  2. Step 2: Convert to fraction form
    172,246.95/258,353.72 = 52,304.94/x
  3. Step 3: Cross multiply
    172,246.95x = 258,353.72 × 52,304.94
  4. Step 4: Simplify right side
    172,246.95x = 13,513,174,270.08
  5. Step 5: Solve for x
    x = 13,513,174,270.08/172,246.95
  6. Step 6: Final answer
    x = 78,452.33

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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.