Home / 277,166.94-382,490.28-149,842.50

Finding the Fourth Proportional to 277,166.94, 382,490.28 and 149,842.50

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Solution

The fourth proportional to 277,166.94, 382,490.28 and 149,842.50 is: 206,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,166.94 : 382,490.28 = 149,842.50 : x
  2. Step 2: Convert to fraction form
    277,166.94/382,490.28 = 149,842.50/x
  3. Step 3: Cross multiply
    277,166.94x = 382,490.28 × 149,842.50
  4. Step 4: Simplify right side
    277,166.94x = 57,313,299,780.90
  5. Step 5: Solve for x
    x = 57,313,299,780.90/277,166.94
  6. Step 6: Final answer
    x = 206,782.60

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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.