Home / 249,137.38-343,655.94-177,540.40

Finding the Fourth Proportional to 249,137.38, 343,655.94 and 177,540.40

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Solution

The fourth proportional to 249,137.38, 343,655.94 and 177,540.40 is: 244,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,137.38 : 343,655.94 = 177,540.40 : x
  2. Step 2: Convert to fraction form
    249,137.38/343,655.94 = 177,540.40/x
  3. Step 3: Cross multiply
    249,137.38x = 343,655.94 × 177,540.40
  4. Step 4: Simplify right side
    249,137.38x = 61,012,813,049.98
  5. Step 5: Solve for x
    x = 61,012,813,049.98/249,137.38
  6. Step 6: Final answer
    x = 244,896.26

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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.