Home / 166,166.00-229,307.91-90,714.50

Finding the Fourth Proportional to 166,166.00, 229,307.91 and 90,714.50

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Solution

The fourth proportional to 166,166.00, 229,307.91 and 90,714.50 is: 125,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,166.00 : 229,307.91 = 90,714.50 : x
  2. Step 2: Convert to fraction form
    166,166.00/229,307.91 = 90,714.50/x
  3. Step 3: Cross multiply
    166,166.00x = 229,307.91 × 90,714.50
  4. Step 4: Simplify right side
    166,166.00x = 20,801,551,774.88
  5. Step 5: Solve for x
    x = 20,801,551,774.88/166,166.00
  6. Step 6: Final answer
    x = 125,185.37

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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.