Home / 249,211.08-343,911.17-136,033.83

Finding the Fourth Proportional to 249,211.08, 343,911.17 and 136,033.83

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Solution

The fourth proportional to 249,211.08, 343,911.17 and 136,033.83 is: 187,726.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,211.08 : 343,911.17 = 136,033.83 : x
  2. Step 2: Convert to fraction form
    249,211.08/343,911.17 = 136,033.83/x
  3. Step 3: Cross multiply
    249,211.08x = 343,911.17 × 136,033.83
  4. Step 4: Simplify right side
    249,211.08x = 46,783,553,974.97
  5. Step 5: Solve for x
    x = 46,783,553,974.97/249,211.08
  6. Step 6: Final answer
    x = 187,726.62

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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.