Home / 52,216.96-78,261.29-20,595.28

Finding the Fourth Proportional to 52,216.96, 78,261.29 and 20,595.28

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Solution

The fourth proportional to 52,216.96, 78,261.29 and 20,595.28 is: 30,867.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,216.96 : 78,261.29 = 20,595.28 : x
  2. Step 2: Convert to fraction form
    52,216.96/78,261.29 = 20,595.28/x
  3. Step 3: Cross multiply
    52,216.96x = 78,261.29 × 20,595.28
  4. Step 4: Simplify right side
    52,216.96x = 1,611,813,180.71
  5. Step 5: Solve for x
    x = 1,611,813,180.71/52,216.96
  6. Step 6: Final answer
    x = 30,867.62

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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.