Home / 114,733.36-172,074.08-43,630.64

Finding the Fourth Proportional to 114,733.36, 172,074.08 and 43,630.64

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Solution

The fourth proportional to 114,733.36, 172,074.08 and 43,630.64 is: 65,436.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,733.36 : 172,074.08 = 43,630.64 : x
  2. Step 2: Convert to fraction form
    114,733.36/172,074.08 = 43,630.64/x
  3. Step 3: Cross multiply
    114,733.36x = 172,074.08 × 43,630.64
  4. Step 4: Simplify right side
    114,733.36x = 7,507,702,237.81
  5. Step 5: Solve for x
    x = 7,507,702,237.81/114,733.36
  6. Step 6: Final answer
    x = 65,436.09

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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.