Home / 249,531.30-374,313.15-131,433.30

Finding the Fourth Proportional to 249,531.30, 374,313.15 and 131,433.30

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Solution

The fourth proportional to 249,531.30, 374,313.15 and 131,433.30 is: 197,158.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,531.30 : 374,313.15 = 131,433.30 : x
  2. Step 2: Convert to fraction form
    249,531.30/374,313.15 = 131,433.30/x
  3. Step 3: Cross multiply
    249,531.30x = 374,313.15 × 131,433.30
  4. Step 4: Simplify right side
    249,531.30x = 49,197,212,537.90
  5. Step 5: Solve for x
    x = 49,197,212,537.90/249,531.30
  6. Step 6: Final answer
    x = 197,158.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.