Home / 362,366.05-543,438.34-172,726.50

Finding the Fourth Proportional to 362,366.05, 543,438.34 and 172,726.50

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Solution

The fourth proportional to 362,366.05, 543,438.34 and 172,726.50 is: 259,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,366.05 : 543,438.34 = 172,726.50 : x
  2. Step 2: Convert to fraction form
    362,366.05/543,438.34 = 172,726.50/x
  3. Step 3: Cross multiply
    362,366.05x = 543,438.34 × 172,726.50
  4. Step 4: Simplify right side
    362,366.05x = 93,866,203,726.15
  5. Step 5: Solve for x
    x = 93,866,203,726.15/362,366.05
  6. Step 6: Final answer
    x = 259,036.97

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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.