Home / 166,379.52-229,603.23-90,928.02

Finding the Fourth Proportional to 166,379.52, 229,603.23 and 90,928.02

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Solution

The fourth proportional to 166,379.52, 229,603.23 and 90,928.02 is: 125,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,379.52 : 229,603.23 = 90,928.02 : x
  2. Step 2: Convert to fraction form
    166,379.52/229,603.23 = 90,928.02/x
  3. Step 3: Cross multiply
    166,379.52x = 229,603.23 × 90,928.02
  4. Step 4: Simplify right side
    166,379.52x = 20,877,367,089.50
  5. Step 5: Solve for x
    x = 20,877,367,089.50/166,379.52
  6. Step 6: Final answer
    x = 125,480.39

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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.