Home / 249,974.28-344,963.16-136,796.76

Finding the Fourth Proportional to 249,974.28, 344,963.16 and 136,796.76

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Solution

The fourth proportional to 249,974.28, 344,963.16 and 136,796.76 is: 188,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,974.28 : 344,963.16 = 136,796.76 : x
  2. Step 2: Convert to fraction form
    249,974.28/344,963.16 = 136,796.76/x
  3. Step 3: Cross multiply
    249,974.28x = 344,963.16 × 136,796.76
  4. Step 4: Simplify right side
    249,974.28x = 47,189,842,607.36
  5. Step 5: Solve for x
    x = 47,189,842,607.36/249,974.28
  6. Step 6: Final answer
    x = 188,778.79

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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.