Home / 115,870.37-173,761.81-53,497.13

Finding the Fourth Proportional to 115,870.37, 173,761.81 and 53,497.13

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Solution

The fourth proportional to 115,870.37, 173,761.81 and 53,497.13 is: 80,225.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,870.37 : 173,761.81 = 53,497.13 : x
  2. Step 2: Convert to fraction form
    115,870.37/173,761.81 = 53,497.13/x
  3. Step 3: Cross multiply
    115,870.37x = 173,761.81 × 53,497.13
  4. Step 4: Simplify right side
    115,870.37x = 9,295,757,136.05
  5. Step 5: Solve for x
    x = 9,295,757,136.05/115,870.37
  6. Step 6: Final answer
    x = 80,225.49

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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.