Home / 307,744.07-424,757.66-180,460.67

Finding the Fourth Proportional to 307,744.07, 424,757.66 and 180,460.67

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Solution

The fourth proportional to 307,744.07, 424,757.66 and 180,460.67 is: 249,077.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,744.07 : 424,757.66 = 180,460.67 : x
  2. Step 2: Convert to fraction form
    307,744.07/424,757.66 = 180,460.67/x
  3. Step 3: Cross multiply
    307,744.07x = 424,757.66 × 180,460.67
  4. Step 4: Simplify right side
    307,744.07x = 76,652,050,238.60
  5. Step 5: Solve for x
    x = 76,652,050,238.60/307,744.07
  6. Step 6: Final answer
    x = 249,077.27

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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.