Home / 129,305.46-193,961.44-35,812.02

Finding the Fourth Proportional to 129,305.46, 193,961.44 and 35,812.02

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Solution

The fourth proportional to 129,305.46, 193,961.44 and 35,812.02 is: 53,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,305.46 : 193,961.44 = 35,812.02 : x
  2. Step 2: Convert to fraction form
    129,305.46/193,961.44 = 35,812.02/x
  3. Step 3: Cross multiply
    129,305.46x = 193,961.44 × 35,812.02
  4. Step 4: Simplify right side
    129,305.46x = 6,946,150,968.51
  5. Step 5: Solve for x
    x = 6,946,150,968.51/129,305.46
  6. Step 6: Final answer
    x = 53,718.93

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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.