Home / 475,186.06-712,885.49-159,634.36

Finding the Fourth Proportional to 475,186.06, 712,885.49 and 159,634.36

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Solution

The fourth proportional to 475,186.06, 712,885.49 and 159,634.36 is: 239,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,186.06 : 712,885.49 = 159,634.36 : x
  2. Step 2: Convert to fraction form
    475,186.06/712,885.49 = 159,634.36/x
  3. Step 3: Cross multiply
    475,186.06x = 712,885.49 × 159,634.36
  4. Step 4: Simplify right side
    475,186.06x = 113,801,018,151.27
  5. Step 5: Solve for x
    x = 113,801,018,151.27/475,186.06
  6. Step 6: Final answer
    x = 239,487.28

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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.