Home / 115,542.60-173,313.90-40,662.15

Finding the Fourth Proportional to 115,542.60, 173,313.90 and 40,662.15

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Solution

The fourth proportional to 115,542.60, 173,313.90 and 40,662.15 is: 60,993.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,542.60 : 173,313.90 = 40,662.15 : x
  2. Step 2: Convert to fraction form
    115,542.60/173,313.90 = 40,662.15/x
  3. Step 3: Cross multiply
    115,542.60x = 173,313.90 × 40,662.15
  4. Step 4: Simplify right side
    115,542.60x = 7,047,315,798.89
  5. Step 5: Solve for x
    x = 7,047,315,798.89/115,542.60
  6. Step 6: Final answer
    x = 60,993.23

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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.