Home / 249,854.25-344,798.87-136,679.43

Finding the Fourth Proportional to 249,854.25, 344,798.87 and 136,679.43

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Solution

The fourth proportional to 249,854.25, 344,798.87 and 136,679.43 is: 188,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,854.25 : 344,798.87 = 136,679.43 : x
  2. Step 2: Convert to fraction form
    249,854.25/344,798.87 = 136,679.43/x
  3. Step 3: Cross multiply
    249,854.25x = 344,798.87 × 136,679.43
  4. Step 4: Simplify right side
    249,854.25x = 47,126,912,332.85
  5. Step 5: Solve for x
    x = 47,126,912,332.85/249,854.25
  6. Step 6: Final answer
    x = 188,617.61

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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.