Home / 115,684.56-173,328.80-63,130.96

Finding the Fourth Proportional to 115,684.56, 173,328.80 and 63,130.96

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Solution

The fourth proportional to 115,684.56, 173,328.80 and 63,130.96 is: 94,588.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,684.56 : 173,328.80 = 63,130.96 : x
  2. Step 2: Convert to fraction form
    115,684.56/173,328.80 = 63,130.96/x
  3. Step 3: Cross multiply
    115,684.56x = 173,328.80 × 63,130.96
  4. Step 4: Simplify right side
    115,684.56x = 10,942,413,539.65
  5. Step 5: Solve for x
    x = 10,942,413,539.65/115,684.56
  6. Step 6: Final answer
    x = 94,588.37

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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.