Home / 166,063.12-229,172.16-94,453.45

Finding the Fourth Proportional to 166,063.12, 229,172.16 and 94,453.45

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Solution

The fourth proportional to 166,063.12, 229,172.16 and 94,453.45 is: 130,348.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,063.12 : 229,172.16 = 94,453.45 : x
  2. Step 2: Convert to fraction form
    166,063.12/229,172.16 = 94,453.45/x
  3. Step 3: Cross multiply
    166,063.12x = 229,172.16 × 94,453.45
  4. Step 4: Simplify right side
    166,063.12x = 21,646,101,155.95
  5. Step 5: Solve for x
    x = 21,646,101,155.95/166,063.12
  6. Step 6: Final answer
    x = 130,348.64

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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.