Home / 120,496.14-179,666.94-117,185.66

Finding the Fourth Proportional to 120,496.14, 179,666.94 and 117,185.66

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Solution

The fourth proportional to 120,496.14, 179,666.94 and 117,185.66 is: 174,730.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,496.14 : 179,666.94 = 117,185.66 : x
  2. Step 2: Convert to fraction form
    120,496.14/179,666.94 = 117,185.66/x
  3. Step 3: Cross multiply
    120,496.14x = 179,666.94 × 117,185.66
  4. Step 4: Simplify right side
    120,496.14x = 21,054,388,944.08
  5. Step 5: Solve for x
    x = 21,054,388,944.08/120,496.14
  6. Step 6: Final answer
    x = 174,730.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.