Home / 115,812.54-173,681.90-36,908.31

Finding the Fourth Proportional to 115,812.54, 173,681.90 and 36,908.31

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Solution

The fourth proportional to 115,812.54, 173,681.90 and 36,908.31 is: 55,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,812.54 : 173,681.90 = 36,908.31 : x
  2. Step 2: Convert to fraction form
    115,812.54/173,681.90 = 36,908.31/x
  3. Step 3: Cross multiply
    115,812.54x = 173,681.90 × 36,908.31
  4. Step 4: Simplify right side
    115,812.54x = 6,410,305,406.59
  5. Step 5: Solve for x
    x = 6,410,305,406.59/115,812.54
  6. Step 6: Final answer
    x = 55,350.70

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1.5x scale

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.