Home / 256,124.51-353,452.35-141,403.37

Finding the Fourth Proportional to 256,124.51, 353,452.35 and 141,403.37

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Solution

The fourth proportional to 256,124.51, 353,452.35 and 141,403.37 is: 195,136.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,124.51 : 353,452.35 = 141,403.37 : x
  2. Step 2: Convert to fraction form
    256,124.51/353,452.35 = 141,403.37/x
  3. Step 3: Cross multiply
    256,124.51x = 353,452.35 × 141,403.37
  4. Step 4: Simplify right side
    256,124.51x = 49,979,352,717.40
  5. Step 5: Solve for x
    x = 49,979,352,717.40/256,124.51
  6. Step 6: Final answer
    x = 195,136.94

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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.