Home / 178,947.03-246,946.80-98,379.75

Finding the Fourth Proportional to 178,947.03, 246,946.80 and 98,379.75

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Solution

The fourth proportional to 178,947.03, 246,946.80 and 98,379.75 is: 135,764.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,947.03 : 246,946.80 = 98,379.75 : x
  2. Step 2: Convert to fraction form
    178,947.03/246,946.80 = 98,379.75/x
  3. Step 3: Cross multiply
    178,947.03x = 246,946.80 × 98,379.75
  4. Step 4: Simplify right side
    178,947.03x = 24,294,564,447.30
  5. Step 5: Solve for x
    x = 24,294,564,447.30/178,947.03
  6. Step 6: Final answer
    x = 135,764.00

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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.