Home / 114,523.56-158,010.21-74,239.02

Finding the Fourth Proportional to 114,523.56, 158,010.21 and 74,239.02

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Solution

The fourth proportional to 114,523.56, 158,010.21 and 74,239.02 is: 102,428.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,523.56 : 158,010.21 = 74,239.02 : x
  2. Step 2: Convert to fraction form
    114,523.56/158,010.21 = 74,239.02/x
  3. Step 3: Cross multiply
    114,523.56x = 158,010.21 × 74,239.02
  4. Step 4: Simplify right side
    114,523.56x = 11,730,523,140.39
  5. Step 5: Solve for x
    x = 11,730,523,140.39/114,523.56
  6. Step 6: Final answer
    x = 102,428.91

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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.