Home / 326,921.43-451,151.96-183,681.39

Finding the Fourth Proportional to 326,921.43, 451,151.96 and 183,681.39

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Solution

The fourth proportional to 326,921.43, 451,151.96 and 183,681.39 is: 253,480.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,921.43 : 451,151.96 = 183,681.39 : x
  2. Step 2: Convert to fraction form
    326,921.43/451,151.96 = 183,681.39/x
  3. Step 3: Cross multiply
    326,921.43x = 451,151.96 × 183,681.39
  4. Step 4: Simplify right side
    326,921.43x = 82,868,217,317.47
  5. Step 5: Solve for x
    x = 82,868,217,317.47/326,921.43
  6. Step 6: Final answer
    x = 253,480.53

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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.