Home / 71,027.18-106,439.23-52,159.22

Finding the Fourth Proportional to 71,027.18, 106,439.23 and 52,159.22

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Solution

The fourth proportional to 71,027.18, 106,439.23 and 52,159.22 is: 78,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,027.18 : 106,439.23 = 52,159.22 : x
  2. Step 2: Convert to fraction form
    71,027.18/106,439.23 = 52,159.22/x
  3. Step 3: Cross multiply
    71,027.18x = 106,439.23 × 52,159.22
  4. Step 4: Simplify right side
    71,027.18x = 5,551,787,214.20
  5. Step 5: Solve for x
    x = 5,551,787,214.20/71,027.18
  6. Step 6: Final answer
    x = 78,164.26

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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.