Home / 351,215.38-526,824.42-84,975.47

Finding the Fourth Proportional to 351,215.38, 526,824.42 and 84,975.47

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Solution

The fourth proportional to 351,215.38, 526,824.42 and 84,975.47 is: 127,463.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,215.38 : 526,824.42 = 84,975.47 : x
  2. Step 2: Convert to fraction form
    351,215.38/526,824.42 = 84,975.47/x
  3. Step 3: Cross multiply
    351,215.38x = 526,824.42 × 84,975.47
  4. Step 4: Simplify right side
    351,215.38x = 44,767,152,696.98
  5. Step 5: Solve for x
    x = 44,767,152,696.98/351,215.38
  6. Step 6: Final answer
    x = 127,463.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.