Home / 237,906.18-328,307.45-135,930.87

Finding the Fourth Proportional to 237,906.18, 328,307.45 and 135,930.87

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Solution

The fourth proportional to 237,906.18, 328,307.45 and 135,930.87 is: 187,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,906.18 : 328,307.45 = 135,930.87 : x
  2. Step 2: Convert to fraction form
    237,906.18/328,307.45 = 135,930.87/x
  3. Step 3: Cross multiply
    237,906.18x = 328,307.45 × 135,930.87
  4. Step 4: Simplify right side
    237,906.18x = 44,627,116,626.33
  5. Step 5: Solve for x
    x = 44,627,116,626.33/237,906.18
  6. Step 6: Final answer
    x = 187,582.84

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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.