Home / 172,250.53-258,359.06-52,308.52

Finding the Fourth Proportional to 172,250.53, 258,359.06 and 52,308.52

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Solution

The fourth proportional to 172,250.53, 258,359.06 and 52,308.52 is: 78,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,250.53 : 258,359.06 = 52,308.52 : x
  2. Step 2: Convert to fraction form
    172,250.53/258,359.06 = 52,308.52/x
  3. Step 3: Cross multiply
    172,250.53x = 258,359.06 × 52,308.52
  4. Step 4: Simplify right side
    172,250.53x = 13,514,379,542.06
  5. Step 5: Solve for x
    x = 13,514,379,542.06/172,250.53
  6. Step 6: Final answer
    x = 78,457.70

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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.