Home / 97,382.31-145,689.14-73,757.93

Finding the Fourth Proportional to 97,382.31, 145,689.14 and 73,757.93

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Solution

The fourth proportional to 97,382.31, 145,689.14 and 73,757.93 is: 110,345.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,382.31 : 145,689.14 = 73,757.93 : x
  2. Step 2: Convert to fraction form
    97,382.31/145,689.14 = 73,757.93/x
  3. Step 3: Cross multiply
    97,382.31x = 145,689.14 × 73,757.93
  4. Step 4: Simplify right side
    97,382.31x = 10,745,729,389.88
  5. Step 5: Solve for x
    x = 10,745,729,389.88/97,382.31
  6. Step 6: Final answer
    x = 110,345.81

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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.