Home / 55,754.12-77,004.57-36,719.02

Finding the Fourth Proportional to 55,754.12, 77,004.57 and 36,719.02

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Solution

The fourth proportional to 55,754.12, 77,004.57 and 36,719.02 is: 50,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,754.12 : 77,004.57 = 36,719.02 : x
  2. Step 2: Convert to fraction form
    55,754.12/77,004.57 = 36,719.02/x
  3. Step 3: Cross multiply
    55,754.12x = 77,004.57 × 36,719.02
  4. Step 4: Simplify right side
    55,754.12x = 2,827,532,579.87
  5. Step 5: Solve for x
    x = 2,827,532,579.87/55,754.12
  6. Step 6: Final answer
    x = 50,714.32

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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.