Home / 166,782.09-250,171.56-72,079.23

Finding the Fourth Proportional to 166,782.09, 250,171.56 and 72,079.23

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Solution

The fourth proportional to 166,782.09, 250,171.56 and 72,079.23 is: 108,118.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,782.09 : 250,171.56 = 72,079.23 : x
  2. Step 2: Convert to fraction form
    166,782.09/250,171.56 = 72,079.23/x
  3. Step 3: Cross multiply
    166,782.09x = 250,171.56 × 72,079.23
  4. Step 4: Simplify right side
    166,782.09x = 18,032,173,412.70
  5. Step 5: Solve for x
    x = 18,032,173,412.70/166,782.09
  6. Step 6: Final answer
    x = 108,118.16

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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.