Home / 226,628.61-312,748.11-124,664.52

Finding the Fourth Proportional to 226,628.61, 312,748.11 and 124,664.52

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Solution

The fourth proportional to 226,628.61, 312,748.11 and 124,664.52 is: 172,037.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,628.61 : 312,748.11 = 124,664.52 : x
  2. Step 2: Convert to fraction form
    226,628.61/312,748.11 = 124,664.52/x
  3. Step 3: Cross multiply
    226,628.61x = 312,748.11 × 124,664.52
  4. Step 4: Simplify right side
    226,628.61x = 38,988,593,014.06
  5. Step 5: Solve for x
    x = 38,988,593,014.06/226,628.61
  6. Step 6: Final answer
    x = 172,037.38

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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.