Home / 102,337.62-140,203.03-98,502.48

Finding the Fourth Proportional to 102,337.62, 140,203.03 and 98,502.48

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Solution

The fourth proportional to 102,337.62, 140,203.03 and 98,502.48 is: 134,948.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,337.62 : 140,203.03 = 98,502.48 : x
  2. Step 2: Convert to fraction form
    102,337.62/140,203.03 = 98,502.48/x
  3. Step 3: Cross multiply
    102,337.62x = 140,203.03 × 98,502.48
  4. Step 4: Simplify right side
    102,337.62x = 13,810,345,457.50
  5. Step 5: Solve for x
    x = 13,810,345,457.50/102,337.62
  6. Step 6: Final answer
    x = 134,948.86

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.