Home / 194,520.58-291,664.05-76,050.76

Finding the Fourth Proportional to 194,520.58, 291,664.05 and 76,050.76

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Solution

The fourth proportional to 194,520.58, 291,664.05 and 76,050.76 is: 114,030.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,520.58 : 291,664.05 = 76,050.76 : x
  2. Step 2: Convert to fraction form
    194,520.58/291,664.05 = 76,050.76/x
  3. Step 3: Cross multiply
    194,520.58x = 291,664.05 × 76,050.76
  4. Step 4: Simplify right side
    194,520.58x = 22,181,272,667.18
  5. Step 5: Solve for x
    x = 22,181,272,667.18/194,520.58
  6. Step 6: Final answer
    x = 114,030.47

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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.