Home / 151,331.75-208,834.76-94,774.31

Finding the Fourth Proportional to 151,331.75, 208,834.76 and 94,774.31

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Solution

The fourth proportional to 151,331.75, 208,834.76 and 94,774.31 is: 130,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,331.75 : 208,834.76 = 94,774.31 : x
  2. Step 2: Convert to fraction form
    151,331.75/208,834.76 = 94,774.31/x
  3. Step 3: Cross multiply
    151,331.75x = 208,834.76 × 94,774.31
  4. Step 4: Simplify right side
    151,331.75x = 19,792,169,475.78
  5. Step 5: Solve for x
    x = 19,792,169,475.78/151,331.75
  6. Step 6: Final answer
    x = 130,786.63

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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.