Home / 136,923.63-205,383.22-52,702.09

Finding the Fourth Proportional to 136,923.63, 205,383.22 and 52,702.09

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Solution

The fourth proportional to 136,923.63, 205,383.22 and 52,702.09 is: 79,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,923.63 : 205,383.22 = 52,702.09 : x
  2. Step 2: Convert to fraction form
    136,923.63/205,383.22 = 52,702.09/x
  3. Step 3: Cross multiply
    136,923.63x = 205,383.22 × 52,702.09
  4. Step 4: Simplify right side
    136,923.63x = 10,824,124,303.53
  5. Step 5: Solve for x
    x = 10,824,124,303.53/136,923.63
  6. Step 6: Final answer
    x = 79,052.28

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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.