Home / 193,287.15-289,438.65-184,429.80

Finding the Fourth Proportional to 193,287.15, 289,438.65 and 184,429.80

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Solution

The fourth proportional to 193,287.15, 289,438.65 and 184,429.80 is: 276,175.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,287.15 : 289,438.65 = 184,429.80 : x
  2. Step 2: Convert to fraction form
    193,287.15/289,438.65 = 184,429.80/x
  3. Step 3: Cross multiply
    193,287.15x = 289,438.65 × 184,429.80
  4. Step 4: Simplify right side
    193,287.15x = 53,381,112,331.77
  5. Step 5: Solve for x
    x = 53,381,112,331.77/193,287.15
  6. Step 6: Final answer
    x = 276,175.17

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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.