Home / 302,579.35-417,542.98-166,587.48

Finding the Fourth Proportional to 302,579.35, 417,542.98 and 166,587.48

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Solution

The fourth proportional to 302,579.35, 417,542.98 and 166,587.48 is: 229,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,579.35 : 417,542.98 = 166,587.48 : x
  2. Step 2: Convert to fraction form
    302,579.35/417,542.98 = 166,587.48/x
  3. Step 3: Cross multiply
    302,579.35x = 417,542.98 × 166,587.48
  4. Step 4: Simplify right side
    302,579.35x = 69,557,432,829.89
  5. Step 5: Solve for x
    x = 69,557,432,829.89/302,579.35
  6. Step 6: Final answer
    x = 229,881.63

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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.