Home / 174,801.50-242,139.66-171,258.56

Finding the Fourth Proportional to 174,801.50, 242,139.66 and 171,258.56

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Solution

The fourth proportional to 174,801.50, 242,139.66 and 171,258.56 is: 237,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,801.50 : 242,139.66 = 171,258.56 : x
  2. Step 2: Convert to fraction form
    174,801.50/242,139.66 = 171,258.56/x
  3. Step 3: Cross multiply
    174,801.50x = 242,139.66 × 171,258.56
  4. Step 4: Simplify right side
    174,801.50x = 41,468,489,490.49
  5. Step 5: Solve for x
    x = 41,468,489,490.49/174,801.50
  6. Step 6: Final answer
    x = 237,231.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.