Home / 237,890.25-328,288.55-131,906.25

Finding the Fourth Proportional to 237,890.25, 328,288.55 and 131,906.25

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Solution

The fourth proportional to 237,890.25, 328,288.55 and 131,906.25 is: 182,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,890.25 : 328,288.55 = 131,906.25 : x
  2. Step 2: Convert to fraction form
    237,890.25/328,288.55 = 131,906.25/x
  3. Step 3: Cross multiply
    237,890.25x = 328,288.55 × 131,906.25
  4. Step 4: Simplify right side
    237,890.25x = 43,303,310,888.91
  5. Step 5: Solve for x
    x = 43,303,310,888.91/237,890.25
  6. Step 6: Final answer
    x = 182,030.63

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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.