Home / 212,754.58-319,132.89-62,997.69

Finding the Fourth Proportional to 212,754.58, 319,132.89 and 62,997.69

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Solution

The fourth proportional to 212,754.58, 319,132.89 and 62,997.69 is: 94,496.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,754.58 : 319,132.89 = 62,997.69 : x
  2. Step 2: Convert to fraction form
    212,754.58/319,132.89 = 62,997.69/x
  3. Step 3: Cross multiply
    212,754.58x = 319,132.89 × 62,997.69
  4. Step 4: Simplify right side
    212,754.58x = 20,104,634,873.02
  5. Step 5: Solve for x
    x = 20,104,634,873.02/212,754.58
  6. Step 6: Final answer
    x = 94,496.84

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1.5x scale

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.