Home / 174,144.48-240,339.24-117,671.28

Finding the Fourth Proportional to 174,144.48, 240,339.24 and 117,671.28

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Solution

The fourth proportional to 174,144.48, 240,339.24 and 117,671.28 is: 162,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,144.48 : 240,339.24 = 117,671.28 : x
  2. Step 2: Convert to fraction form
    174,144.48/240,339.24 = 117,671.28/x
  3. Step 3: Cross multiply
    174,144.48x = 240,339.24 × 117,671.28
  4. Step 4: Simplify right side
    174,144.48x = 28,281,026,005.03
  5. Step 5: Solve for x
    x = 28,281,026,005.03/174,144.48
  6. Step 6: Final answer
    x = 162,399.78

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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.