Home / 213,712.46-294,897.50-123,097.89

Finding the Fourth Proportional to 213,712.46, 294,897.50 and 123,097.89

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Solution

The fourth proportional to 213,712.46, 294,897.50 and 123,097.89 is: 169,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,712.46 : 294,897.50 = 123,097.89 : x
  2. Step 2: Convert to fraction form
    213,712.46/294,897.50 = 123,097.89/x
  3. Step 3: Cross multiply
    213,712.46x = 294,897.50 × 123,097.89
  4. Step 4: Simplify right side
    213,712.46x = 36,301,259,400.79
  5. Step 5: Solve for x
    x = 36,301,259,400.79/213,712.46
  6. Step 6: Final answer
    x = 169,860.29

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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.