Home / 190,559.86-287,569.10-184,207.43

Finding the Fourth Proportional to 190,559.86, 287,569.10 and 184,207.43

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Solution

The fourth proportional to 190,559.86, 287,569.10 and 184,207.43 is: 277,982.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,559.86 : 287,569.10 = 184,207.43 : x
  2. Step 2: Convert to fraction form
    190,559.86/287,569.10 = 184,207.43/x
  3. Step 3: Cross multiply
    190,559.86x = 287,569.10 × 184,207.43
  4. Step 4: Simplify right side
    190,559.86x = 52,972,366,037.85
  5. Step 5: Solve for x
    x = 52,972,366,037.85/190,559.86
  6. Step 6: Final answer
    x = 277,982.82

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.