Home / 212,841.12-319,231.56-63,097.32

Finding the Fourth Proportional to 212,841.12, 319,231.56 and 63,097.32

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Solution

The fourth proportional to 212,841.12, 319,231.56 and 63,097.32 is: 94,637.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,841.12 : 319,231.56 = 63,097.32 : x
  2. Step 2: Convert to fraction form
    212,841.12/319,231.56 = 63,097.32/x
  3. Step 3: Cross multiply
    212,841.12x = 319,231.56 × 63,097.32
  4. Step 4: Simplify right side
    212,841.12x = 20,142,655,895.42
  5. Step 5: Solve for x
    x = 20,142,655,895.42/212,841.12
  6. Step 6: Final answer
    x = 94,637.05

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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.