Home / 302,864.12-417,955.29-166,902.94

Finding the Fourth Proportional to 302,864.12, 417,955.29 and 166,902.94

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Solution

The fourth proportional to 302,864.12, 417,955.29 and 166,902.94 is: 230,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,864.12 : 417,955.29 = 166,902.94 : x
  2. Step 2: Convert to fraction form
    302,864.12/417,955.29 = 166,902.94/x
  3. Step 3: Cross multiply
    302,864.12x = 417,955.29 × 166,902.94
  4. Step 4: Simplify right side
    302,864.12x = 69,757,965,855.04
  5. Step 5: Solve for x
    x = 69,757,965,855.04/302,864.12
  6. Step 6: Final answer
    x = 230,327.60

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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.