Home / 147,056.06-202,937.34-83,393.86

Finding the Fourth Proportional to 147,056.06, 202,937.34 and 83,393.86

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Solution

The fourth proportional to 147,056.06, 202,937.34 and 83,393.86 is: 115,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,056.06 : 202,937.34 = 83,393.86 : x
  2. Step 2: Convert to fraction form
    147,056.06/202,937.34 = 83,393.86/x
  3. Step 3: Cross multiply
    147,056.06x = 202,937.34 × 83,393.86
  4. Step 4: Simplify right side
    147,056.06x = 16,923,728,120.73
  5. Step 5: Solve for x
    x = 16,923,728,120.73/147,056.06
  6. Step 6: Final answer
    x = 115,083.51

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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.