Home / 302,630.38-417,633.06-166,667.02

Finding the Fourth Proportional to 302,630.38, 417,633.06 and 166,667.02

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Solution

The fourth proportional to 302,630.38, 417,633.06 and 166,667.02 is: 230,002.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,630.38 : 417,633.06 = 166,667.02 : x
  2. Step 2: Convert to fraction form
    302,630.38/417,633.06 = 166,667.02/x
  3. Step 3: Cross multiply
    302,630.38x = 417,633.06 × 166,667.02
  4. Step 4: Simplify right side
    302,630.38x = 69,605,657,144.60
  5. Step 5: Solve for x
    x = 69,605,657,144.60/302,630.38
  6. Step 6: Final answer
    x = 230,002.21

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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.