Home / 98,262-135,623.44-62,445.02

Finding the Fourth Proportional to 98,262, 135,623.44 and 62,445.02

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Solution

The fourth proportional to 98,262, 135,623.44 and 62,445.02 is: 86,188.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,262 : 135,623.44 = 62,445.02 : x
  2. Step 2: Convert to fraction form
    98,262/135,623.44 = 62,445.02/x
  3. Step 3: Cross multiply
    98,262x = 135,623.44 × 62,445.02
  4. Step 4: Simplify right side
    98,262x = 8,469,008,423.27
  5. Step 5: Solve for x
    x = 8,469,008,423.27/98,262
  6. Step 6: Final answer
    x = 86,188.03

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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.