Home / 167,440.55-251,015.02-100,809.95

Finding the Fourth Proportional to 167,440.55, 251,015.02 and 100,809.95

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Solution

The fourth proportional to 167,440.55, 251,015.02 and 100,809.95 is: 151,127.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,440.55 : 251,015.02 = 100,809.95 : x
  2. Step 2: Convert to fraction form
    167,440.55/251,015.02 = 100,809.95/x
  3. Step 3: Cross multiply
    167,440.55x = 251,015.02 × 100,809.95
  4. Step 4: Simplify right side
    167,440.55x = 25,304,811,615.45
  5. Step 5: Solve for x
    x = 25,304,811,615.45/167,440.55
  6. Step 6: Final answer
    x = 151,127.14

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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.