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Finding the Fourth Proportional to 171,968.64, 237,327.36 and 114,509.44

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Solution

The fourth proportional to 171,968.64, 237,327.36 and 114,509.44 is: 158,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,968.64 : 237,327.36 = 114,509.44 : x
  2. Step 2: Convert to fraction form
    171,968.64/237,327.36 = 114,509.44/x
  3. Step 3: Cross multiply
    171,968.64x = 237,327.36 × 114,509.44
  4. Step 4: Simplify right side
    171,968.64x = 27,176,223,090.28
  5. Step 5: Solve for x
    x = 27,176,223,090.28/171,968.64
  6. Step 6: Final answer
    x = 158,030.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.