Home / 77,387.36-116,080.56-37,359.64

Finding the Fourth Proportional to 77,387.36, 116,080.56 and 37,359.64

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Solution

The fourth proportional to 77,387.36, 116,080.56 and 37,359.64 is: 56,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,387.36 : 116,080.56 = 37,359.64 : x
  2. Step 2: Convert to fraction form
    77,387.36/116,080.56 = 37,359.64/x
  3. Step 3: Cross multiply
    77,387.36x = 116,080.56 × 37,359.64
  4. Step 4: Simplify right side
    77,387.36x = 4,336,727,932.60
  5. Step 5: Solve for x
    x = 4,336,727,932.60/77,387.36
  6. Step 6: Final answer
    x = 56,039.23

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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.