Home / 193,327.95-289,846.02-126,784.83

Finding the Fourth Proportional to 193,327.95, 289,846.02 and 126,784.83

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Solution

The fourth proportional to 193,327.95, 289,846.02 and 126,784.83 is: 190,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,327.95 : 289,846.02 = 126,784.83 : x
  2. Step 2: Convert to fraction form
    193,327.95/289,846.02 = 126,784.83/x
  3. Step 3: Cross multiply
    193,327.95x = 289,846.02 × 126,784.83
  4. Step 4: Simplify right side
    193,327.95x = 36,748,078,371.88
  5. Step 5: Solve for x
    x = 36,748,078,371.88/193,327.95
  6. Step 6: Final answer
    x = 190,081.56

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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.