Home / 142,247.43-213,297.62-52,267.19

Finding the Fourth Proportional to 142,247.43, 213,297.62 and 52,267.19

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Solution

The fourth proportional to 142,247.43, 213,297.62 and 52,267.19 is: 78,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,247.43 : 213,297.62 = 52,267.19 : x
  2. Step 2: Convert to fraction form
    142,247.43/213,297.62 = 52,267.19/x
  3. Step 3: Cross multiply
    142,247.43x = 213,297.62 × 52,267.19
  4. Step 4: Simplify right side
    142,247.43x = 11,148,465,903.26
  5. Step 5: Solve for x
    x = 11,148,465,903.26/142,247.43
  6. Step 6: Final answer
    x = 78,373.76

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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.