Home / 114,954.47-172,432.67-40,074.48

Finding the Fourth Proportional to 114,954.47, 172,432.67 and 40,074.48

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Solution

The fourth proportional to 114,954.47, 172,432.67 and 40,074.48 is: 60,112.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,954.47 : 172,432.67 = 40,074.48 : x
  2. Step 2: Convert to fraction form
    114,954.47/172,432.67 = 40,074.48/x
  3. Step 3: Cross multiply
    114,954.47x = 172,432.67 × 40,074.48
  4. Step 4: Simplify right side
    114,954.47x = 6,910,149,585.26
  5. Step 5: Solve for x
    x = 6,910,149,585.26/114,954.47
  6. Step 6: Final answer
    x = 60,112.06

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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.