Home / 166,974.71-230,427.89-90,496.25

Finding the Fourth Proportional to 166,974.71, 230,427.89 and 90,496.25

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Solution

The fourth proportional to 166,974.71, 230,427.89 and 90,496.25 is: 124,886.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,974.71 : 230,427.89 = 90,496.25 : x
  2. Step 2: Convert to fraction form
    166,974.71/230,427.89 = 90,496.25/x
  3. Step 3: Cross multiply
    166,974.71x = 230,427.89 × 90,496.25
  4. Step 4: Simplify right side
    166,974.71x = 20,852,860,064.00
  5. Step 5: Solve for x
    x = 20,852,860,064.00/166,974.71
  6. Step 6: Final answer
    x = 124,886.34

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1.5x scale

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.