Home / 147,768.77-221,551.89-52,996.92

Finding the Fourth Proportional to 147,768.77, 221,551.89 and 52,996.92

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Solution

The fourth proportional to 147,768.77, 221,551.89 and 52,996.92 is: 79,459.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,768.77 : 221,551.89 = 52,996.92 : x
  2. Step 2: Convert to fraction form
    147,768.77/221,551.89 = 52,996.92/x
  3. Step 3: Cross multiply
    147,768.77x = 221,551.89 × 52,996.92
  4. Step 4: Simplify right side
    147,768.77x = 11,741,567,790.18
  5. Step 5: Solve for x
    x = 11,741,567,790.18/147,768.77
  6. Step 6: Final answer
    x = 79,459.06

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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.