Home / 165,748.48-228,727.20-94,127.20

Finding the Fourth Proportional to 165,748.48, 228,727.20 and 94,127.20

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Solution

The fourth proportional to 165,748.48, 228,727.20 and 94,127.20 is: 129,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,748.48 : 228,727.20 = 94,127.20 : x
  2. Step 2: Convert to fraction form
    165,748.48/228,727.20 = 94,127.20/x
  3. Step 3: Cross multiply
    165,748.48x = 228,727.20 × 94,127.20
  4. Step 4: Simplify right side
    165,748.48x = 21,529,450,899.84
  5. Step 5: Solve for x
    x = 21,529,450,899.84/165,748.48
  6. Step 6: Final answer
    x = 129,892.30

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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.