Home / 249,221.88-344,301.36-163,384.80

Finding the Fourth Proportional to 249,221.88, 344,301.36 and 163,384.80

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Solution

The fourth proportional to 249,221.88, 344,301.36 and 163,384.80 is: 225,716.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,221.88 : 344,301.36 = 163,384.80 : x
  2. Step 2: Convert to fraction form
    249,221.88/344,301.36 = 163,384.80/x
  3. Step 3: Cross multiply
    249,221.88x = 344,301.36 × 163,384.80
  4. Step 4: Simplify right side
    249,221.88x = 56,253,608,843.33
  5. Step 5: Solve for x
    x = 56,253,608,843.33/249,221.88
  6. Step 6: Final answer
    x = 225,716.97

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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.