Home / 108,035.16-162,085.20-51,152.43

Finding the Fourth Proportional to 108,035.16, 162,085.20 and 51,152.43

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Solution

The fourth proportional to 108,035.16, 162,085.20 and 51,152.43 is: 76,744.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,035.16 : 162,085.20 = 51,152.43 : x
  2. Step 2: Convert to fraction form
    108,035.16/162,085.20 = 51,152.43/x
  3. Step 3: Cross multiply
    108,035.16x = 162,085.20 × 51,152.43
  4. Step 4: Simplify right side
    108,035.16x = 8,291,051,847.04
  5. Step 5: Solve for x
    x = 8,291,051,847.04/108,035.16
  6. Step 6: Final answer
    x = 76,744.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.