Home / 307,850.43-424,904.45-180,567.03

Finding the Fourth Proportional to 307,850.43, 424,904.45 and 180,567.03

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Solution

The fourth proportional to 307,850.43, 424,904.45 and 180,567.03 is: 249,224.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,850.43 : 424,904.45 = 180,567.03 : x
  2. Step 2: Convert to fraction form
    307,850.43/424,904.45 = 180,567.03/x
  3. Step 3: Cross multiply
    307,850.43x = 424,904.45 × 180,567.03
  4. Step 4: Simplify right side
    307,850.43x = 76,723,734,570.28
  5. Step 5: Solve for x
    x = 76,723,734,570.28/307,850.43
  6. Step 6: Final answer
    x = 249,224.06

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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.