Home / 184,815.60-277,223.40-66,490.80

Finding the Fourth Proportional to 184,815.60, 277,223.40 and 66,490.80

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Solution

The fourth proportional to 184,815.60, 277,223.40 and 66,490.80 is: 99,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,815.60 : 277,223.40 = 66,490.80 : x
  2. Step 2: Convert to fraction form
    184,815.60/277,223.40 = 66,490.80/x
  3. Step 3: Cross multiply
    184,815.60x = 277,223.40 × 66,490.80
  4. Step 4: Simplify right side
    184,815.60x = 18,432,805,644.72
  5. Step 5: Solve for x
    x = 18,432,805,644.72/184,815.60
  6. Step 6: Final answer
    x = 99,736.20

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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.