Home / 316,759.41-437,127.96-173,519.40

Finding the Fourth Proportional to 316,759.41, 437,127.96 and 173,519.40

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Solution

The fourth proportional to 316,759.41, 437,127.96 and 173,519.40 is: 239,456.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,759.41 : 437,127.96 = 173,519.40 : x
  2. Step 2: Convert to fraction form
    316,759.41/437,127.96 = 173,519.40/x
  3. Step 3: Cross multiply
    316,759.41x = 437,127.96 × 173,519.40
  4. Step 4: Simplify right side
    316,759.41x = 75,850,181,342.42
  5. Step 5: Solve for x
    x = 75,850,181,342.42/316,759.41
  6. Step 6: Final answer
    x = 239,456.76

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1.5x scale

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.