Home / 249,403.23-374,160.20-71,896.39

Finding the Fourth Proportional to 249,403.23, 374,160.20 and 71,896.39

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Solution

The fourth proportional to 249,403.23, 374,160.20 and 71,896.39 is: 107,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,403.23 : 374,160.20 = 71,896.39 : x
  2. Step 2: Convert to fraction form
    249,403.23/374,160.20 = 71,896.39/x
  3. Step 3: Cross multiply
    249,403.23x = 374,160.20 × 71,896.39
  4. Step 4: Simplify right side
    249,403.23x = 26,900,766,366.80
  5. Step 5: Solve for x
    x = 26,900,766,366.80/249,403.23
  6. Step 6: Final answer
    x = 107,860.54

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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.