Home / 166,779.36-250,215.80-67,009.59

Finding the Fourth Proportional to 166,779.36, 250,215.80 and 67,009.59

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Solution

The fourth proportional to 166,779.36, 250,215.80 and 67,009.59 is: 100,533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,779.36 : 250,215.80 = 67,009.59 : x
  2. Step 2: Convert to fraction form
    166,779.36/250,215.80 = 67,009.59/x
  3. Step 3: Cross multiply
    166,779.36x = 250,215.80 × 67,009.59
  4. Step 4: Simplify right side
    166,779.36x = 16,766,857,834.47
  5. Step 5: Solve for x
    x = 16,766,857,834.47/166,779.36
  6. Step 6: Final answer
    x = 100,533.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.