Home / 175,209.51-261,854.33-127,924.30

Finding the Fourth Proportional to 175,209.51, 261,854.33 and 127,924.30

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Solution

The fourth proportional to 175,209.51, 261,854.33 and 127,924.30 is: 191,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,209.51 : 261,854.33 = 127,924.30 : x
  2. Step 2: Convert to fraction form
    175,209.51/261,854.33 = 127,924.30/x
  3. Step 3: Cross multiply
    175,209.51x = 261,854.33 × 127,924.30
  4. Step 4: Simplify right side
    175,209.51x = 33,497,531,867.22
  5. Step 5: Solve for x
    x = 33,497,531,867.22/175,209.51
  6. Step 6: Final answer
    x = 191,185.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.