Home / 171,529.98-236,826.87-107,097.30

Finding the Fourth Proportional to 171,529.98, 236,826.87 and 107,097.30

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Solution

The fourth proportional to 171,529.98, 236,826.87 and 107,097.30 is: 147,866.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,529.98 : 236,826.87 = 107,097.30 : x
  2. Step 2: Convert to fraction form
    171,529.98/236,826.87 = 107,097.30/x
  3. Step 3: Cross multiply
    171,529.98x = 236,826.87 × 107,097.30
  4. Step 4: Simplify right side
    171,529.98x = 25,363,518,344.45
  5. Step 5: Solve for x
    x = 25,363,518,344.45/171,529.98
  6. Step 6: Final answer
    x = 147,866.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.