Home / 169,457.90-254,193.46-51,129.25

Finding the Fourth Proportional to 169,457.90, 254,193.46 and 51,129.25

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Solution

The fourth proportional to 169,457.90, 254,193.46 and 51,129.25 is: 76,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,457.90 : 254,193.46 = 51,129.25 : x
  2. Step 2: Convert to fraction form
    169,457.90/254,193.46 = 51,129.25/x
  3. Step 3: Cross multiply
    169,457.90x = 254,193.46 × 51,129.25
  4. Step 4: Simplify right side
    169,457.90x = 12,996,720,201.40
  5. Step 5: Solve for x
    x = 12,996,720,201.40/169,457.90
  6. Step 6: Final answer
    x = 76,695.87

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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.