Home / 126,816.84-175,011.03-70,227

Finding the Fourth Proportional to 126,816.84, 175,011.03 and 70,227

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Solution

The fourth proportional to 126,816.84, 175,011.03 and 70,227 is: 96,915.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,816.84 : 175,011.03 = 70,227 : x
  2. Step 2: Convert to fraction form
    126,816.84/175,011.03 = 70,227/x
  3. Step 3: Cross multiply
    126,816.84x = 175,011.03 × 70,227
  4. Step 4: Simplify right side
    126,816.84x = 12,290,499,603.81
  5. Step 5: Solve for x
    x = 12,290,499,603.81/126,816.84
  6. Step 6: Final answer
    x = 96,915.36

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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.