Home / 249,499.41-344,309.38-134,778.03

Finding the Fourth Proportional to 249,499.41, 344,309.38 and 134,778.03

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Solution

The fourth proportional to 249,499.41, 344,309.38 and 134,778.03 is: 185,993.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,499.41 : 344,309.38 = 134,778.03 : x
  2. Step 2: Convert to fraction form
    249,499.41/344,309.38 = 134,778.03/x
  3. Step 3: Cross multiply
    249,499.41x = 344,309.38 × 134,778.03
  4. Step 4: Simplify right side
    249,499.41x = 46,405,339,609.98
  5. Step 5: Solve for x
    x = 46,405,339,609.98/249,499.41
  6. Step 6: Final answer
    x = 185,993.78

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1.5x scale

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.