Home / 115,739.16-173,608.74-36,877.56

Finding the Fourth Proportional to 115,739.16, 173,608.74 and 36,877.56

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Solution

The fourth proportional to 115,739.16, 173,608.74 and 36,877.56 is: 55,316.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,739.16 : 173,608.74 = 36,877.56 : x
  2. Step 2: Convert to fraction form
    115,739.16/173,608.74 = 36,877.56/x
  3. Step 3: Cross multiply
    115,739.16x = 173,608.74 × 36,877.56
  4. Step 4: Simplify right side
    115,739.16x = 6,402,266,725.87
  5. Step 5: Solve for x
    x = 6,402,266,725.87/115,739.16
  6. Step 6: Final answer
    x = 55,316.34

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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.