Home / 592,942.09-889,427.73-172,221.61

Finding the Fourth Proportional to 592,942.09, 889,427.73 and 172,221.61

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Solution

The fourth proportional to 592,942.09, 889,427.73 and 172,221.61 is: 258,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,942.09 : 889,427.73 = 172,221.61 : x
  2. Step 2: Convert to fraction form
    592,942.09/889,427.73 = 172,221.61/x
  3. Step 3: Cross multiply
    592,942.09x = 889,427.73 × 172,221.61
  4. Step 4: Simplify right side
    592,942.09x = 153,178,675,639.25
  5. Step 5: Solve for x
    x = 153,178,675,639.25/592,942.09
  6. Step 6: Final answer
    x = 258,336.65

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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.