Home / 115,735.57-173,617.23-40,840.25

Finding the Fourth Proportional to 115,735.57, 173,617.23 and 40,840.25

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Solution

The fourth proportional to 115,735.57, 173,617.23 and 40,840.25 is: 61,265.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,735.57 : 173,617.23 = 40,840.25 : x
  2. Step 2: Convert to fraction form
    115,735.57/173,617.23 = 40,840.25/x
  3. Step 3: Cross multiply
    115,735.57x = 173,617.23 × 40,840.25
  4. Step 4: Simplify right side
    115,735.57x = 7,090,571,077.51
  5. Step 5: Solve for x
    x = 7,090,571,077.51/115,735.57
  6. Step 6: Final answer
    x = 61,265.27

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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.