Home / 213,790.53-294,984.07-127,736.59

Finding the Fourth Proportional to 213,790.53, 294,984.07 and 127,736.59

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Solution

The fourth proportional to 213,790.53, 294,984.07 and 127,736.59 is: 176,248.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,790.53 : 294,984.07 = 127,736.59 : x
  2. Step 2: Convert to fraction form
    213,790.53/294,984.07 = 127,736.59/x
  3. Step 3: Cross multiply
    213,790.53x = 294,984.07 × 127,736.59
  4. Step 4: Simplify right side
    213,790.53x = 37,680,257,092.52
  5. Step 5: Solve for x
    x = 37,680,257,092.52/213,790.53
  6. Step 6: Final answer
    x = 176,248.49

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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.