Home / 174,523.39-261,542.89-79,521.40

Finding the Fourth Proportional to 174,523.39, 261,542.89 and 79,521.40

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Solution

The fourth proportional to 174,523.39, 261,542.89 and 79,521.40 is: 119,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,523.39 : 261,542.89 = 79,521.40 : x
  2. Step 2: Convert to fraction form
    174,523.39/261,542.89 = 79,521.40/x
  3. Step 3: Cross multiply
    174,523.39x = 261,542.89 × 79,521.40
  4. Step 4: Simplify right side
    174,523.39x = 20,798,256,772.85
  5. Step 5: Solve for x
    x = 20,798,256,772.85/174,523.39
  6. Step 6: Final answer
    x = 119,171.74

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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.