Home / 302,001.82-416,765.30-166,036.72

Finding the Fourth Proportional to 302,001.82, 416,765.30 and 166,036.72

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Solution

The fourth proportional to 302,001.82, 416,765.30 and 166,036.72 is: 229,132.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,001.82 : 416,765.30 = 166,036.72 : x
  2. Step 2: Convert to fraction form
    302,001.82/416,765.30 = 166,036.72/x
  3. Step 3: Cross multiply
    302,001.82x = 416,765.30 × 166,036.72
  4. Step 4: Simplify right side
    302,001.82x = 69,198,343,421.82
  5. Step 5: Solve for x
    x = 69,198,343,421.82/302,001.82
  6. Step 6: Final answer
    x = 229,132.21

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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.