Home / 164,519.57-227,052.33-99,973.91

Finding the Fourth Proportional to 164,519.57, 227,052.33 and 99,973.91

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Solution

The fourth proportional to 164,519.57, 227,052.33 and 99,973.91 is: 137,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,519.57 : 227,052.33 = 99,973.91 : x
  2. Step 2: Convert to fraction form
    164,519.57/227,052.33 = 99,973.91/x
  3. Step 3: Cross multiply
    164,519.57x = 227,052.33 × 99,973.91
  4. Step 4: Simplify right side
    164,519.57x = 22,699,308,069.45
  5. Step 5: Solve for x
    x = 22,699,308,069.45/164,519.57
  6. Step 6: Final answer
    x = 137,973.30

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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.