Home / 52,313.38-78,445.50-19,009.96

Finding the Fourth Proportional to 52,313.38, 78,445.50 and 19,009.96

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Solution

The fourth proportional to 52,313.38, 78,445.50 and 19,009.96 is: 28,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,313.38 : 78,445.50 = 19,009.96 : x
  2. Step 2: Convert to fraction form
    52,313.38/78,445.50 = 19,009.96/x
  3. Step 3: Cross multiply
    52,313.38x = 78,445.50 × 19,009.96
  4. Step 4: Simplify right side
    52,313.38x = 1,491,245,817.18
  5. Step 5: Solve for x
    x = 1,491,245,817.18/52,313.38
  6. Step 6: Final answer
    x = 28,506.01

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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.