Home / 206,837.40-310,282.56-73,731.10

Finding the Fourth Proportional to 206,837.40, 310,282.56 and 73,731.10

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Solution

The fourth proportional to 206,837.40, 310,282.56 and 73,731.10 is: 110,606.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,837.40 : 310,282.56 = 73,731.10 : x
  2. Step 2: Convert to fraction form
    206,837.40/310,282.56 = 73,731.10/x
  3. Step 3: Cross multiply
    206,837.40x = 310,282.56 × 73,731.10
  4. Step 4: Simplify right side
    206,837.40x = 22,877,474,459.62
  5. Step 5: Solve for x
    x = 22,877,474,459.62/206,837.40
  6. Step 6: Final answer
    x = 110,606.08

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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.