Home / 193,311.76-266,886.84-126,360.40

Finding the Fourth Proportional to 193,311.76, 266,886.84 and 126,360.40

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Solution

The fourth proportional to 193,311.76, 266,886.84 and 126,360.40 is: 174,453.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,311.76 : 266,886.84 = 126,360.40 : x
  2. Step 2: Convert to fraction form
    193,311.76/266,886.84 = 126,360.40/x
  3. Step 3: Cross multiply
    193,311.76x = 266,886.84 × 126,360.40
  4. Step 4: Simplify right side
    193,311.76x = 33,723,927,857.14
  5. Step 5: Solve for x
    x = 33,723,927,857.14/193,311.76
  6. Step 6: Final answer
    x = 174,453.58

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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.