Home / 249,422.58-344,190.33-136,223.46

Finding the Fourth Proportional to 249,422.58, 344,190.33 and 136,223.46

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Solution

The fourth proportional to 249,422.58, 344,190.33 and 136,223.46 is: 187,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,422.58 : 344,190.33 = 136,223.46 : x
  2. Step 2: Convert to fraction form
    249,422.58/344,190.33 = 136,223.46/x
  3. Step 3: Cross multiply
    249,422.58x = 344,190.33 × 136,223.46
  4. Step 4: Simplify right side
    249,422.58x = 46,886,797,651.14
  5. Step 5: Solve for x
    x = 46,886,797,651.14/249,422.58
  6. Step 6: Final answer
    x = 187,981.37

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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.