Home / 184,186.91-254,157.35-103,612.77

Finding the Fourth Proportional to 184,186.91, 254,157.35 and 103,612.77

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Solution

The fourth proportional to 184,186.91, 254,157.35 and 103,612.77 is: 142,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,186.91 : 254,157.35 = 103,612.77 : x
  2. Step 2: Convert to fraction form
    184,186.91/254,157.35 = 103,612.77/x
  3. Step 3: Cross multiply
    184,186.91x = 254,157.35 × 103,612.77
  4. Step 4: Simplify right side
    184,186.91x = 26,333,946,531.30
  5. Step 5: Solve for x
    x = 26,333,946,531.30/184,186.91
  6. Step 6: Final answer
    x = 142,974.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.