Home / 234,282.28-351,420.31-56,790.90

Finding the Fourth Proportional to 234,282.28, 351,420.31 and 56,790.90

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Solution

The fourth proportional to 234,282.28, 351,420.31 and 56,790.90 is: 85,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,282.28 : 351,420.31 = 56,790.90 : x
  2. Step 2: Convert to fraction form
    234,282.28/351,420.31 = 56,790.90/x
  3. Step 3: Cross multiply
    234,282.28x = 351,420.31 × 56,790.90
  4. Step 4: Simplify right side
    234,282.28x = 19,957,475,683.18
  5. Step 5: Solve for x
    x = 19,957,475,683.18/234,282.28
  6. Step 6: Final answer
    x = 85,185.60

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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.