Home / 250,543.93-345,764.75-148,629.73

Finding the Fourth Proportional to 250,543.93, 345,764.75 and 148,629.73

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Solution

The fourth proportional to 250,543.93, 345,764.75 and 148,629.73 is: 205,117.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,543.93 : 345,764.75 = 148,629.73 : x
  2. Step 2: Convert to fraction form
    250,543.93/345,764.75 = 148,629.73/x
  3. Step 3: Cross multiply
    250,543.93x = 345,764.75 × 148,629.73
  4. Step 4: Simplify right side
    250,543.93x = 51,390,921,436.02
  5. Step 5: Solve for x
    x = 51,390,921,436.02/250,543.93
  6. Step 6: Final answer
    x = 205,117.41

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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.