Home / 316,856.25-437,261.64-173,621.73

Finding the Fourth Proportional to 316,856.25, 437,261.64 and 173,621.73

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Solution

The fourth proportional to 316,856.25, 437,261.64 and 173,621.73 is: 239,598.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,856.25 : 437,261.64 = 173,621.73 : x
  2. Step 2: Convert to fraction form
    316,856.25/437,261.64 = 173,621.73/x
  3. Step 3: Cross multiply
    316,856.25x = 437,261.64 × 173,621.73
  4. Step 4: Simplify right side
    316,856.25x = 75,918,122,399.44
  5. Step 5: Solve for x
    x = 75,918,122,399.44/316,856.25
  6. Step 6: Final answer
    x = 239,598.00

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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.