Home / 371,724.37-557,866.98-172,184.76

Finding the Fourth Proportional to 371,724.37, 557,866.98 and 172,184.76

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Solution

The fourth proportional to 371,724.37, 557,866.98 and 172,184.76 is: 258,407.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,724.37 : 557,866.98 = 172,184.76 : x
  2. Step 2: Convert to fraction form
    371,724.37/557,866.98 = 172,184.76/x
  3. Step 3: Cross multiply
    371,724.37x = 557,866.98 × 172,184.76
  4. Step 4: Simplify right side
    371,724.37x = 96,056,192,063.22
  5. Step 5: Solve for x
    x = 96,056,192,063.22/371,724.37
  6. Step 6: Final answer
    x = 258,407.04

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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.