Home / 98,327.03-135,656.30-58,020.62

Finding the Fourth Proportional to 98,327.03, 135,656.30 and 58,020.62

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Solution

The fourth proportional to 98,327.03, 135,656.30 and 58,020.62 is: 80,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,327.03 : 135,656.30 = 58,020.62 : x
  2. Step 2: Convert to fraction form
    98,327.03/135,656.30 = 58,020.62/x
  3. Step 3: Cross multiply
    98,327.03x = 135,656.30 × 58,020.62
  4. Step 4: Simplify right side
    98,327.03x = 7,870,862,099.68
  5. Step 5: Solve for x
    x = 7,870,862,099.68/98,327.03
  6. Step 6: Final answer
    x = 80,047.80

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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.