Home / 152,144.49-228,125.59-72,202.35

Finding the Fourth Proportional to 152,144.49, 228,125.59 and 72,202.35

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Solution

The fourth proportional to 152,144.49, 228,125.59 and 72,202.35 is: 108,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,144.49 : 228,125.59 = 72,202.35 : x
  2. Step 2: Convert to fraction form
    152,144.49/228,125.59 = 72,202.35/x
  3. Step 3: Cross multiply
    152,144.49x = 228,125.59 × 72,202.35
  4. Step 4: Simplify right side
    152,144.49x = 16,471,203,693.14
  5. Step 5: Solve for x
    x = 16,471,203,693.14/152,144.49
  6. Step 6: Final answer
    x = 108,260.27

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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.