Home / 184,061.80-276,092.70-78,891.40

Finding the Fourth Proportional to 184,061.80, 276,092.70 and 78,891.40

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Solution

The fourth proportional to 184,061.80, 276,092.70 and 78,891.40 is: 118,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,061.80 : 276,092.70 = 78,891.40 : x
  2. Step 2: Convert to fraction form
    184,061.80/276,092.70 = 78,891.40/x
  3. Step 3: Cross multiply
    184,061.80x = 276,092.70 × 78,891.40
  4. Step 4: Simplify right side
    184,061.80x = 21,781,339,632.78
  5. Step 5: Solve for x
    x = 21,781,339,632.78/184,061.80
  6. Step 6: Final answer
    x = 118,337.10

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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.