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Finding the Fourth Proportional to 253,683.94, 350,086.41 and 153,062.50

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Solution

The fourth proportional to 253,683.94, 350,086.41 and 153,062.50 is: 211,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,683.94 : 350,086.41 = 153,062.50 : x
  2. Step 2: Convert to fraction form
    253,683.94/350,086.41 = 153,062.50/x
  3. Step 3: Cross multiply
    253,683.94x = 350,086.41 × 153,062.50
  4. Step 4: Simplify right side
    253,683.94x = 53,585,101,130.63
  5. Step 5: Solve for x
    x = 53,585,101,130.63/253,683.94
  6. Step 6: Final answer
    x = 211,227.80

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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.