Home / 193,204.31-266,622.03-107,160.30

Finding the Fourth Proportional to 193,204.31, 266,622.03 and 107,160.30

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Solution

The fourth proportional to 193,204.31, 266,622.03 and 107,160.30 is: 147,881.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,204.31 : 266,622.03 = 107,160.30 : x
  2. Step 2: Convert to fraction form
    193,204.31/266,622.03 = 107,160.30/x
  3. Step 3: Cross multiply
    193,204.31x = 266,622.03 × 107,160.30
  4. Step 4: Simplify right side
    193,204.31x = 28,571,296,721.41
  5. Step 5: Solve for x
    x = 28,571,296,721.41/193,204.31
  6. Step 6: Final answer
    x = 147,881.26

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1.5x scale

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.