Home / 258,766.02-357,093.45-145,588.50

Finding the Fourth Proportional to 258,766.02, 357,093.45 and 145,588.50

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Solution

The fourth proportional to 258,766.02, 357,093.45 and 145,588.50 is: 200,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,766.02 : 357,093.45 = 145,588.50 : x
  2. Step 2: Convert to fraction form
    258,766.02/357,093.45 = 145,588.50/x
  3. Step 3: Cross multiply
    258,766.02x = 357,093.45 × 145,588.50
  4. Step 4: Simplify right side
    258,766.02x = 51,988,699,745.33
  5. Step 5: Solve for x
    x = 51,988,699,745.33/258,766.02
  6. Step 6: Final answer
    x = 200,910.07

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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.