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Finding the Fourth Proportional to 179,499.81, 247,708.92 and 98,927.16

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Solution

The fourth proportional to 179,499.81, 247,708.92 and 98,927.16 is: 136,519.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,499.81 : 247,708.92 = 98,927.16 : x
  2. Step 2: Convert to fraction form
    179,499.81/247,708.92 = 98,927.16/x
  3. Step 3: Cross multiply
    179,499.81x = 247,708.92 × 98,927.16
  4. Step 4: Simplify right side
    179,499.81x = 24,505,139,962.27
  5. Step 5: Solve for x
    x = 24,505,139,962.27/179,499.81
  6. Step 6: Final answer
    x = 136,519.03

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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.