Home / 55,880.68-77,147.22-37,043.32

Finding the Fourth Proportional to 55,880.68, 77,147.22 and 37,043.32

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Solution

The fourth proportional to 55,880.68, 77,147.22 and 37,043.32 is: 51,140.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,880.68 : 77,147.22 = 37,043.32 : x
  2. Step 2: Convert to fraction form
    55,880.68/77,147.22 = 37,043.32/x
  3. Step 3: Cross multiply
    55,880.68x = 77,147.22 × 37,043.32
  4. Step 4: Simplify right side
    55,880.68x = 2,857,789,157.57
  5. Step 5: Solve for x
    x = 2,857,789,157.57/55,880.68
  6. Step 6: Final answer
    x = 51,140.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.