Home / 302,867.87-417,982.01-166,929.48

Finding the Fourth Proportional to 302,867.87, 417,982.01 and 166,929.48

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Solution

The fourth proportional to 302,867.87, 417,982.01 and 166,929.48 is: 230,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,867.87 : 417,982.01 = 166,929.48 : x
  2. Step 2: Convert to fraction form
    302,867.87/417,982.01 = 166,929.48/x
  3. Step 3: Cross multiply
    302,867.87x = 417,982.01 × 166,929.48
  4. Step 4: Simplify right side
    302,867.87x = 69,773,518,744.01
  5. Step 5: Solve for x
    x = 69,773,518,744.01/302,867.87
  6. Step 6: Final answer
    x = 230,376.10

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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.