Home / 320,933.04-442,901.42-177,693.08

Finding the Fourth Proportional to 320,933.04, 442,901.42 and 177,693.08

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Solution

The fourth proportional to 320,933.04, 442,901.42 and 177,693.08 is: 245,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,933.04 : 442,901.42 = 177,693.08 : x
  2. Step 2: Convert to fraction form
    320,933.04/442,901.42 = 177,693.08/x
  3. Step 3: Cross multiply
    320,933.04x = 442,901.42 × 177,693.08
  4. Step 4: Simplify right side
    320,933.04x = 78,700,515,685.90
  5. Step 5: Solve for x
    x = 78,700,515,685.90/320,933.04
  6. Step 6: Final answer
    x = 245,224.10

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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.