Home / 320,086.47-441,681.68-176,837.97

Finding the Fourth Proportional to 320,086.47, 441,681.68 and 176,837.97

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Solution

The fourth proportional to 320,086.47, 441,681.68 and 176,837.97 is: 244,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,086.47 : 441,681.68 = 176,837.97 : x
  2. Step 2: Convert to fraction form
    320,086.47/441,681.68 = 176,837.97/x
  3. Step 3: Cross multiply
    320,086.47x = 441,681.68 × 176,837.97
  4. Step 4: Simplify right side
    320,086.47x = 78,106,090,793.20
  5. Step 5: Solve for x
    x = 78,106,090,793.20/320,086.47
  6. Step 6: Final answer
    x = 244,015.60

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1.5x scale

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.