Home / 166,267.52-229,450.40-90,817.92

Finding the Fourth Proportional to 166,267.52, 229,450.40 and 90,817.92

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Solution

The fourth proportional to 166,267.52, 229,450.40 and 90,817.92 is: 125,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,267.52 : 229,450.40 = 90,817.92 : x
  2. Step 2: Convert to fraction form
    166,267.52/229,450.40 = 90,817.92/x
  3. Step 3: Cross multiply
    166,267.52x = 229,450.40 × 90,817.92
  4. Step 4: Simplify right side
    166,267.52x = 20,838,208,071.17
  5. Step 5: Solve for x
    x = 20,838,208,071.17/166,267.52
  6. Step 6: Final answer
    x = 125,329.40

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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.