Home / 234,542.59-323,660.10-127,110.31

Finding the Fourth Proportional to 234,542.59, 323,660.10 and 127,110.31

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Solution

The fourth proportional to 234,542.59, 323,660.10 and 127,110.31 is: 175,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,542.59 : 323,660.10 = 127,110.31 : x
  2. Step 2: Convert to fraction form
    234,542.59/323,660.10 = 127,110.31/x
  3. Step 3: Cross multiply
    234,542.59x = 323,660.10 × 127,110.31
  4. Step 4: Simplify right side
    234,542.59x = 41,140,537,133.73
  5. Step 5: Solve for x
    x = 41,140,537,133.73/234,542.59
  6. Step 6: Final answer
    x = 175,407.54

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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.