Home / 96,409.12-133,060.02-73,704.40

Finding the Fourth Proportional to 96,409.12, 133,060.02 and 73,704.40

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Solution

The fourth proportional to 96,409.12, 133,060.02 and 73,704.40 is: 101,723.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,409.12 : 133,060.02 = 73,704.40 : x
  2. Step 2: Convert to fraction form
    96,409.12/133,060.02 = 73,704.40/x
  3. Step 3: Cross multiply
    96,409.12x = 133,060.02 × 73,704.40
  4. Step 4: Simplify right side
    96,409.12x = 9,807,108,938.09
  5. Step 5: Solve for x
    x = 9,807,108,938.09/96,409.12
  6. Step 6: Final answer
    x = 101,723.87

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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.