Home / 237,969.38-328,391.73-135,988.35

Finding the Fourth Proportional to 237,969.38, 328,391.73 and 135,988.35

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Solution

The fourth proportional to 237,969.38, 328,391.73 and 135,988.35 is: 187,660.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,969.38 : 328,391.73 = 135,988.35 : x
  2. Step 2: Convert to fraction form
    237,969.38/328,391.73 = 135,988.35/x
  3. Step 3: Cross multiply
    237,969.38x = 328,391.73 × 135,988.35
  4. Step 4: Simplify right side
    237,969.38x = 44,657,449,516.35
  5. Step 5: Solve for x
    x = 44,657,449,516.35/237,969.38
  6. Step 6: Final answer
    x = 187,660.49

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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.