Home / 351,440.83-527,052.06-126,772.08

Finding the Fourth Proportional to 351,440.83, 527,052.06 and 126,772.08

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Solution

The fourth proportional to 351,440.83, 527,052.06 and 126,772.08 is: 190,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,440.83 : 527,052.06 = 126,772.08 : x
  2. Step 2: Convert to fraction form
    351,440.83/527,052.06 = 126,772.08/x
  3. Step 3: Cross multiply
    351,440.83x = 527,052.06 × 126,772.08
  4. Step 4: Simplify right side
    351,440.83x = 66,815,483,938.04
  5. Step 5: Solve for x
    x = 66,815,483,938.04/351,440.83
  6. Step 6: Final answer
    x = 190,118.73

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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.