Home / 250,548.48-345,771.05-148,634.28

Finding the Fourth Proportional to 250,548.48, 345,771.05 and 148,634.28

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Solution

The fourth proportional to 250,548.48, 345,771.05 and 148,634.28 is: 205,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,548.48 : 345,771.05 = 148,634.28 : x
  2. Step 2: Convert to fraction form
    250,548.48/345,771.05 = 148,634.28/x
  3. Step 3: Cross multiply
    250,548.48x = 345,771.05 × 148,634.28
  4. Step 4: Simplify right side
    250,548.48x = 51,393,430,318.42
  5. Step 5: Solve for x
    x = 51,393,430,318.42/250,548.48
  6. Step 6: Final answer
    x = 205,123.70

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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.