Home / 175,167.60-261,791.64-127,882.32

Finding the Fourth Proportional to 175,167.60, 261,791.64 and 127,882.32

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Solution

The fourth proportional to 175,167.60, 261,791.64 and 127,882.32 is: 191,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,167.60 : 261,791.64 = 127,882.32 : x
  2. Step 2: Convert to fraction form
    175,167.60/261,791.64 = 127,882.32/x
  3. Step 3: Cross multiply
    175,167.60x = 261,791.64 × 127,882.32
  4. Step 4: Simplify right side
    175,167.60x = 33,478,522,279.80
  5. Step 5: Solve for x
    x = 33,478,522,279.80/175,167.60
  6. Step 6: Final answer
    x = 191,122.80

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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.