Home / 160,571.07-240,862.07-76,287.73

Finding the Fourth Proportional to 160,571.07, 240,862.07 and 76,287.73

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Solution

The fourth proportional to 160,571.07, 240,862.07 and 76,287.73 is: 114,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,571.07 : 240,862.07 = 76,287.73 : x
  2. Step 2: Convert to fraction form
    160,571.07/240,862.07 = 76,287.73/x
  3. Step 3: Cross multiply
    160,571.07x = 240,862.07 × 76,287.73
  4. Step 4: Simplify right side
    160,571.07x = 18,374,821,070.20
  5. Step 5: Solve for x
    x = 18,374,821,070.20/160,571.07
  6. Step 6: Final answer
    x = 114,434.20

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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.