Home / 158,492.27-218,741.75-98,082.37

Finding the Fourth Proportional to 158,492.27, 218,741.75 and 98,082.37

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Solution

The fourth proportional to 158,492.27, 218,741.75 and 98,082.37 is: 135,367.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,492.27 : 218,741.75 = 98,082.37 : x
  2. Step 2: Convert to fraction form
    158,492.27/218,741.75 = 98,082.37/x
  3. Step 3: Cross multiply
    158,492.27x = 218,741.75 × 98,082.37
  4. Step 4: Simplify right side
    158,492.27x = 21,454,708,164.24
  5. Step 5: Solve for x
    x = 21,454,708,164.24/158,492.27
  6. Step 6: Final answer
    x = 135,367.54

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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.