Home / 136,769.53-205,133.77-43,263.13

Finding the Fourth Proportional to 136,769.53, 205,133.77 and 43,263.13

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Solution

The fourth proportional to 136,769.53, 205,133.77 and 43,263.13 is: 64,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,769.53 : 205,133.77 = 43,263.13 : x
  2. Step 2: Convert to fraction form
    136,769.53/205,133.77 = 43,263.13/x
  3. Step 3: Cross multiply
    136,769.53x = 205,133.77 × 43,263.13
  4. Step 4: Simplify right side
    136,769.53x = 8,874,727,716.92
  5. Step 5: Solve for x
    x = 8,874,727,716.92/136,769.53
  6. Step 6: Final answer
    x = 64,888.20

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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.