Home / 194,999.55-292,284.64-127,503.75

Finding the Fourth Proportional to 194,999.55, 292,284.64 and 127,503.75

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Solution

The fourth proportional to 194,999.55, 292,284.64 and 127,503.75 is: 191,115.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,999.55 : 292,284.64 = 127,503.75 : x
  2. Step 2: Convert to fraction form
    194,999.55/292,284.64 = 127,503.75/x
  3. Step 3: Cross multiply
    194,999.55x = 292,284.64 × 127,503.75
  4. Step 4: Simplify right side
    194,999.55x = 37,267,387,029.88
  5. Step 5: Solve for x
    x = 37,267,387,029.88/194,999.55
  6. Step 6: Final answer
    x = 191,115.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.