Home / 135,314.38-202,825.77-56,378.26

Finding the Fourth Proportional to 135,314.38, 202,825.77 and 56,378.26

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Solution

The fourth proportional to 135,314.38, 202,825.77 and 56,378.26 is: 84,506.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,314.38 : 202,825.77 = 56,378.26 : x
  2. Step 2: Convert to fraction form
    135,314.38/202,825.77 = 56,378.26/x
  3. Step 3: Cross multiply
    135,314.38x = 202,825.77 × 56,378.26
  4. Step 4: Simplify right side
    135,314.38x = 11,434,963,995.76
  5. Step 5: Solve for x
    x = 11,434,963,995.76/135,314.38
  6. Step 6: Final answer
    x = 84,506.64

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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.